Plastic Extrusion - Safety, Pre-Start and Start-Up Procedures

2024/05/0700:05:04 science 99706

Plastic Extrusion - Safety, Pre-Start and Start-Up Procedures - DayDayNews

Plastic Extrusion - Safety, Pre-Start and Start-Up Procedures - DayDayNews

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Recently, the patrol personnel of the Sichuan Xiaozhaizigou National Nature Reserve Management Office have just completed patrolling the Xialiligou line and at the same time completed the collection of infrared camera materials. When patrolling the infrared camera materials from - DayDayNews

Recently, the patrol personnel of the Sichuan Xiaozhaizigou National Nature Reserve Management Office have just completed patrolling the Xialiligou line and at the same time completed the collection of infrared camera materials. When patrolling the infrared camera materials from

Xiaozhaizigou, Sichuan: Wild giant pandas and black bears were photographed at the same location

06/08 1284

Have you ever thought about this question: It is possible that the world we live in, like the science fiction film "Hackers from Another Dimension", is just a program, a time and space created by an advanced civilization? - DayDayNews

Have you ever thought about this question: It is possible that the world we live in, like the science fiction film "Hackers from Another Dimension", is just a program, a time and space created by an advanced civilization?

A "mysterious matrix" appears in the night sky in Shijiazhuang. I don't know who created it. What did it come from?

06/08 1569

What is the core asset of the laboratory? The laboratory scenes are of course biological samples. They are the objects of laboratory scientific research, and their safety means the safety of experimental data. Once the laboratory loses power or the instrument malfunctions, the sa - DayDayNews

What is the core asset of the laboratory? The laboratory scenes are of course biological samples. They are the objects of laboratory scientific research, and their safety means the safety of experimental data. Once the laboratory loses power or the instrument malfunctions, the sa

Have you ever seen a liquid nitrogen tank that automatically sprays liquid nitrogen?

06/07 1874

The laboratory of the Beijing Center for Disease Control and Prevention conducted genetic sequencing on the specimens of the three infected persons reported on July 5. The results showed that the viruses all belong to the BA.5.2 branch of the Omicron variant. Gene sequence compar - DayDayNews

The laboratory of the Beijing Center for Disease Control and Prevention conducted genetic sequencing on the specimens of the three infected persons reported on July 5. The results showed that the viruses all belong to the BA.5.2 branch of the Omicron variant. Gene sequence compar

Will Omicron BA.4/5 become the most transmissible respiratory virus?

06/08 1474

[CNMO News] Weight loss has always been a hot topic among people. Some people eat too much and don’t gain weight, while some people gain weight even if they drink water. Therefore, losing weight also troubles many people. They have tried various methods but still have no effect. - DayDayNews

[CNMO News] Weight loss has always been a hot topic among people. Some people eat too much and don’t gain weight, while some people gain weight even if they drink water. Therefore, losing weight also troubles many people. They have tried various methods but still have no effect.

It may be possible to eat dry without gaining weight. German scientists discovered signaling molecules that promote fat burning

06/07 1217

Close your eyes and imagine that you eat some purple grapes and then your whole body turns purple. Isn't this scary? Of course, such bizarre things don't happen to humans. But Melissa Abramovitz told me that this is exactly what happens in sea caries. - DayDayNews

Close your eyes and imagine that you eat some purple grapes and then your whole body turns purple. Isn't this scary? Of course, such bizarre things don't happen to humans. But Melissa Abramovitz told me that this is exactly what happens in sea caries.

How do sea slugs change color?

06/07 1411

Pretty boy, do you know? The earth is currently undergoing the "Sixth Mass Extinction". Even though there are 7.6 billion people in the world, this only accounts for 0.01% of the total biological mass. However, we have single-handedly killed 83% of the known species. Wild mammals - DayDayNews

Pretty boy, do you know? The earth is currently undergoing the "Sixth Mass Extinction". Even though there are 7.6 billion people in the world, this only accounts for 0.01% of the total biological mass. However, we have single-handedly killed 83% of the known species. Wild mammals

How terrible are humans? The sixth mass extinction of organisms is coming quietly, and the evil behind it is revealed

06/07 1123

Helan Mountain red deer. (Data map) Photo by Yu Jing China News Service, Yinchuan, July 7 (Reporter Yang Di) The reporter learned from the Ningxia Ecological Environment Department on the 7th that Ningxia recently issued the "Implementation Opinions on Further Strengthening Biodi - DayDayNews

Helan Mountain red deer. (Data map) Photo by Yu Jing China News Service, Yinchuan, July 7 (Reporter Yang Di) The reporter learned from the Ningxia Ecological Environment Department on the 7th that Ningxia recently issued the "Implementation Opinions on Further Strengthening Biodi

Ningxia: The protection rate of the number of nationally protected wild animal and plant species will reach 80% by 2025

06/08 1206

#真知新ordinate# Water hyacinth is both good and evil. I applaud the water hyacinth. The flowers of this water devil are a bit beautiful. It was once known as "the lavender corolla that beautifies the world". It actually tastes like cabbage. You’ve heard of water hyacinth, but have - DayDayNews

#真知新ordinate# Water hyacinth is both good and evil. I applaud the water hyacinth. The flowers of this water devil are a bit beautiful. It was once known as "the lavender corolla that beautifies the world". It actually tastes like cabbage. You’ve heard of water hyacinth, but have

Don’t misunderstand water hyacinth anymore. It blooms really beautifully and tastes like cabbage.

06/08 1677

During the annual lychee season, lychees must have a place in the list of summer fruits! Did you notice it when you were eating lychees? Sometimes I open the lychee stem and find it is black? At this time, should you choose to throw it away or eat it? (Telling you secretly, the e - DayDayNews

During the annual lychee season, lychees must have a place in the list of summer fruits! Did you notice it when you were eating lychees? Sometimes I open the lychee stem and find it is black? At this time, should you choose to throw it away or eat it? (Telling you secretly, the e

It turns out that the lychees I have eaten for so many years are all worm excrement lychees.

06/07 1889

The male protagonist is a physics genius. He discovered the secret of time at the age of 28 and successfully invented a time machine. He is a sure winner in life! Just when this great god was about to solemnly announce his great discovery to the world, an accident happened! Of co - DayDayNews

The male protagonist is a physics genius. He discovered the secret of time at the age of 28 and successfully invented a time machine. He is a sure winner in life! Just when this great god was about to solemnly announce his great discovery to the world, an accident happened! Of co

Science Fiction - Interpretation of "Ripples on Dirac's Sea"

06/10 1719

There is a terrifying legend circulating deep in the dense forests of Xishuangbanna, Yunnan. There is a man-eating blanket-like monster in the Lancang River that sucks human blood. It is extremely terrifying. Once encountered, there is no possibility of survival. Is this true? - DayDayNews

There is a terrifying legend circulating deep in the dense forests of Xishuangbanna, Yunnan. There is a man-eating blanket-like monster in the Lancang River that sucks human blood. It is extremely terrifying. Once encountered, there is no possibility of survival. Is this true?

The "blood-sucking blanket" in the Xishuangbanna River drags animals into the water and eats them. What kind of animal is it?

06/10 1236

One laboratory announced its new establishment. From a common sense point of view, since it has been released to the public, it must not be a small laboratory or it must be responsible for some insignificant fringe projects; since a laboratory has been established and publicly an - DayDayNews

One laboratory announced its new establishment. From a common sense point of view, since it has been released to the public, it must not be a small laboratory or it must be responsible for some insignificant fringe projects; since a laboratory has been established and publicly an

What big project is this new laboratory doing?

06/10 1994

It might be tempting to use a cup with a green “Plant-Based” label for a cup of coffee, or see that the plastic utensils in your takeout are “100% compostable.” Some comfort. So could a plastic made from plants rather than petroleum actually melt harmlessly in the environment? - DayDayNews

It might be tempting to use a cup with a green “Plant-Based” label for a cup of coffee, or see that the plastic utensils in your takeout are “100% compostable.” Some comfort. So could a plastic made from plants rather than petroleum actually melt harmlessly in the environment?

"Science" Have you ever used environmentally friendly plastics made from plants?

06/10 1657

[Source: Shunyi Ecological Environment] Ubiquitous plastic products have facilitated people's lives, but the resulting plastic waste has caused a lot of pollution to the ecological environment... - DayDayNews

[Source: Shunyi Ecological Environment] Ubiquitous plastic products have facilitated people's lives, but the resulting plastic waste has caused a lot of pollution to the ecological environment...

"Popular Science" "Degradable Plastics" Revealed

06/10 1983

Every spring and summer is the time when most young birds learn survival skills such as leaving the nest to fly and foraging for food. Due to rain, strong winds, physical strength and other reasons, many young birds will accidentally fall from the trees when learning to fly. . Wh - DayDayNews

Every spring and summer is the time when most young birds learn survival skills such as leaving the nest to fly and foraging for food. Due to rain, strong winds, physical strength and other reasons, many young birds will accidentally fall from the trees when learning to fly. . Wh

Don't pick up the birds on the roadside! Please let them go home on their own

06/10 1497

I haven’t been out for a long time. I wonder if the graduation trip that I have been planning for two years will end because of the epidemic before it even begins. Really! Suddenly I really want to travel... What is the right way to start a summer vacation? There are places worth - DayDayNews

I haven’t been out for a long time. I wonder if the graduation trip that I have been planning for two years will end because of the epidemic before it even begins. Really! Suddenly I really want to travel... What is the right way to start a summer vacation? There are places worth

Only places with wind are the right way to travel during summer vacation. Recommended domestic travel destinations in July and August

06/10 1108

At 12:30 noon on Thursday, July 7, London time, British Prime Minister Boris Johnson, who had been resisting for two days, walked out of No. 10 Downing Street and officially announced that he would resign as leader of the party and will soon resign as prime minister. As of today, - DayDayNews

At 12:30 noon on Thursday, July 7, London time, British Prime Minister Boris Johnson, who had been resisting for two days, walked out of No. 10 Downing Street and officially announced that he would resign as leader of the party and will soon resign as prime minister. As of today,

How did the Anglo-Saxons become decadent after transforming from barbarians to nobles claiming to be of noble blood?

06/10 1627

Dazhong.com·Poster News Reporter Liu Kaiqiang Correspondent Liu Zhankun Dongying Report On July 7, Chen Yan, member of the party group and deputy director of the Dongying Arbitration Office, visited the Zibo Arbitration Commission to inspect and exchange work. Yan Shixue, member - DayDayNews

Dazhong.com·Poster News Reporter Liu Kaiqiang Correspondent Liu Zhankun Dongying Report On July 7, Chen Yan, member of the party group and deputy director of the Dongying Arbitration Office, visited the Zibo Arbitration Commission to inspect and exchange work. Yan Shixue, member

Chen Yan’s interest rate inspection team visited Zibo Arbitration Commission to inspect and exchange work

06/10 1073

Recently, ARCFOX αS is on sale in our store, with optional colors. ⑥ Great gifts to give back to new and old customers: ① [Call Gift]: Call the VIP consultation hotline to receive a beautiful gift in the store; ② [ Test drive gift]: Free test drive, you can enjoy an exclusive cus - DayDayNews

Recently, ARCFOX αS is on sale in our store, with optional colors. ⑥ Great gifts to give back to new and old customers: ① [Call Gift]: Call the VIP consultation hotline to receive a beautiful gift in the store; ② [ Test drive gift]: Free test drive, you can enjoy an exclusive cus

"Jing" Color Co-creation, customize your exclusive skin for Jihu Car

06/10 1152

Five: Spring Whispers: Fragment (15-17) 15 When you wake up in the morning, the first thing that reaches your ears is the joyful chirping of birds outside the window. You opened your hazy sleepy eyes and murmured in your heart whether the joyful chirping of this little bird had p - DayDayNews

Five: Spring Whispers: Fragment (15-17) 15 When you wake up in the morning, the first thing that reaches your ears is the joyful chirping of birds outside the window. You opened your hazy sleepy eyes and murmured in your heart whether the joyful chirping of this little bird had p

Life Recorder (122): Spring Whispers (5)

06/10 1073

Da Mei’s concerns ●Aunt Goudan arranged a match for Da Mei and agreed to meet tomorrow morning. The man's name is He Aitian, Aunt Goudan's distant nephew. He is twenty-five years old and one year older than Da Mei. He likes to work with crops at home. I have already become a matc - DayDayNews

Da Mei’s concerns ●Aunt Goudan arranged a match for Da Mei and agreed to meet tomorrow morning. The man's name is He Aitian, Aunt Goudan's distant nephew. He is twenty-five years old and one year older than Da Mei. He likes to work with crops at home. I have already become a matc

Damei’s marriage

06/10 1670