These can break down polyethylene, a very common plastic that normally degrades over many years.

它们可以分解聚乙烯——一很常见的料，通常需要很多年才能降解。

The enzymes appeared to break down polyethylene in only a few hours at room temperature.

在室温下，这似乎在几个小时内就能分解聚乙烯。

Around one-third of plastic waste is polyethylene.

大约三分之一的料垃圾聚乙烯。

So in this saliva, we found two enzymes that can reproduce the effect of the saliva, meaning oxidising polyethylene.

在这些唾液中，我们发现了可以复制唾液的效果，也就氧化聚乙烯。

Polyethylene, used in plastic bags, was one of the most common particles.

料袋的聚乙烯这些样本中最常见的微料之一。

AZUZ : Ten-second trivia: Polyethylene terephthalate is a form of what?

聚对苯二甲酸乙二醇酯什么?

The typical thin and flimsy plastic bag is made of high-density polyethylene, commonly known as HDPE.

这典型的又轻又薄的料袋由高密度聚乙烯制成的，俗称 HDPE。

Soft drink bottles are usually made of a type of plastic called polyethylene terephthalate, or PET.

软饮料瓶通常由一叫做聚对苯二甲酸乙二醇酯或 PET 的料制成。

Today, vinyl is manufactured and sold more than any other plastic in the world, short of polyethylene...

如今，氯乙烯的生产和销售超过了世界上其他料，出现了聚乙烯短缺。

The main raw material is polyethylene terephthalate (PET), a plastic that is cheap and easy to process.

主要原料聚对苯二甲酸乙二醇酯(PET)，这一廉价且易加工的料。

After some research, they made a new cling wrap formula that used chlorine-free polyethylene.

经过一些研究， 他们制作了一使无氯聚乙烯的新保鲜膜配方。

" We checked that, doing proper lab experiments, and we found that the polyethylene had been oxidized, " she said.

“我们做了适当的实验室实验进行核实，我们发现聚乙烯被氧化了。”

There have been several studies showing that microorganisms can release enzymes that cause the plastic polyethylene to start to degrade.

有几项研究表明，微生物可以释放导致聚乙烯料开始降解的。

This one is a polymer called polyethylene glycol.

这一叫做聚乙二醇的聚合物。

Adidas uses plastic bottles that contain polyethylene terephthalate, or PET.

阿迪达斯使含有聚对苯二甲酸乙二醇酯或 PET 的料瓶。

I would feed my bacteria polyethylene terephthalate, or PET plastic.

我会喂养我的细菌聚对苯二甲酸乙二醇酯或 PET 料。

The enzyme is able to break down polyethylene terephthalate, or PET.

该能够分解聚对苯二甲酸乙二醇酯或 PET。

All thanks to the wonder material they are made of a high-density polyethylene.

这一切都要归功这神奇的材料，它们由高密度聚乙烯制成的。

They also include a lot of plastic foams, such as polyvinyl chloride and polyethylene.

它们还包括很多料泡沫，例如聚氯乙烯和聚乙烯。

But for low-density polyethylene, that ranges from 16 to 31 grams, a big difference.

但对低密度聚乙烯， 重量在 16 到 31 克之间， 差别很大。