苯 (běn): benzene, benzol (chemistry)

国外也有为猪尾巴涂上无毒但极苦的苯甲地那铵的做法，从味觉层面降低咬尾的欲望。

guó wài yě yǒu wéi zhū wěi bā tú shàng wú dú dàn jí kǔ de běn jiǎ dì nà 铵 de zuò fǎ , cóng wèi jué céng miàn jiàng dī yǎo wěi de yù wàng .

In some countries, pig tails are also coated with benzyldimethylammonium chloride, which is non-toxic but extremely bitter, to reduce the urge to bite their tails by affecting their sense of taste.

视频指出，如果手机壳散发刺鼻异味，往往意味着其苯含量可能超标数百倍。

shì pín zhǐ chū , rú guǒ shǒu jī qiào sàn fā cì bí yì wèi , wǎng wǎng yì wèi zhe qí běn hán liàng kě néng chāo biāo shǔ bǎi bèi .

The video points out that if a phone case emits a pungent odor, it often means its benzene content may exceed the standard by hundreds of times.

每只深海热泉动物体内平均发现了 3.42 个塑料碎片，最常见的是聚苯乙烯。

měi zhī shēn hǎi rè quán dòng wù tǐ nèi píng jūn fā xiàn le 3 . 4 2 gè sù liào suì piàn , zuì cháng jiàn de shì jù běn yǐ xī .

An average of 3.42 plastic fragments were found in each deep-sea hydrothermal vent organism, with polystyrene being the most common.

油烟中的有害物质，如苯并芘、丙烯醛等，存在诱发肺癌的风险。

yóu yān zhōng de yǒu hài wù zhì , rú běn bìng 芘 , bǐng xī quán děng , cún zài yòu fā fèi ái de fēng xiǎn .

Harmful substances in cooking fumes, such as benzo[a]pyrene and acrolein, pose a risk of causing lung cancer.

不过，化学染色剂中往往都含有对苯二胺，它是一种皮肤的过敏原。

bù guò , huà xué rǎn sè jì zhōng wǎng wǎng dōu hán yǒu duì běn èr àn , tā shì yī zhǒng pí fū de guò mǐn yuán .

However, chemical hair dyes often contain p-phenylenediamine, which is a skin allergen.