Products: Highly Toxic Gases, High-Purity Gases, Rare Gases and Pyrophoric Gases.

产品：剧毒气体，高纯度气体，稀有气体和自燃气体。

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Both are toxic gases with NO2 being a highly reactive oxidant and corrosive.

其中二氧化氮气体是活性氧化剂和具有较高的腐蚀性。

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H2S is a highly toxic and highly corrosive gases. In recent years H2S has been found in some areas of Liaohe Oilfield, especially in heavy oil thermal recovery block.

硫化氢是一种剧毒和较强腐蚀性的气体，近年来在辽河油田一些地区相继出现，特别是稠油热采区块出现了较高浓度的硫化氢。

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It said they contain large amounts of plastic and flammable insulation, which can cause large fires that spread quickly and highly toxic gases.

BBC: Fire warning over 'dangerous modern fridge freezers'

Those that use photovoltaic collectors are also challenged on environmental grounds because they are manufactured using highly toxic heavy metals, explosive gases and carcinogenic solvents that present end-of-life disposal hazards.

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