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沥青又名柏油,对人体的危害主要是“光感”作用和刺激作用。这是因为柏油中含有一些高沸点的烃类和某些有害的挥发性物质,如苯、萘、蒽、酚及吡啶等。当柏油加热时,这些有害物质可变成蒸汽或烟雾,随人的呼吸而侵入体内,使人出现头晕、头痛、乏力等急性中毒症状。严重者还可出现口渴、呕吐、咳嗽、心悸、胸闷、呼吸困难及眼结膜发红、怕光流泪、刺痒涩痛,甚至角
Asphalt, also known as tar, the harm to the human body is mainly “light sense” and stimulating effect. This is because the asphalt contains some high-boiling hydrocarbons and some harmful volatile substances, such as benzene, naphthalene, anthracene, phenol and pyridine. When the asphalt heat, these harmful substances can become steam or smoke, with the human breath invade the body, make people appear dizziness, headache, fatigue and other acute poisoning symptoms. In severe cases, there may be thirst, vomiting, coughing, palpitations, chest tightness, dyspnea and redness of the conjunctiva, photophobia, painful prickles and even angle