1·The level of formaldehyde gas in her kitchen was twice the maximum allowed by federal standards for chemical workers.
她厨房的甲醛气体含量是联邦为化工工人设立的最大值标准的两倍。
2·Meanwhile, the resin of urea and formaldehyde is used for medium-density overlay (MDO), a combination of concrete and plywood, used in concrete moulds.
同时，尿素甲醛的树脂用于制造中密度板(MDO)，这是一种混凝土和夹板的组合体，通常用于混凝土模具中。
3·It USES no toxic cleaning agents like ammonia or formaldehyde, and checks the allergies of clients and their pets to avoid using materials that might aggravate those conditions.
她从不使用氨水或者甲醛之类的有毒洗涤剂，并仔细询问客户和他们的宠物的过敏症病史，以避免使用加剧他们症状的材料。
4·And the sand was burning hot under his feet and the air, although breathable, had a tinge of formaldehyde that hurt his lungs.
他脚下的沙子被晒得滚烫，空气尽管还可供呼吸，却有一股甲醛的味道，在侵害亨德瑞克斯的肺部。
5·Some of these substances contain volatile stuff like formaldehyde, rosin, and chromates that can send particularly sensitive skin into a tizzy.
这些物质含有一些具有挥发性的甲醛、树脂和铬酸盐会使敏感的皮肤感到紧张。