Cement May Contain Hazardous Substances Including Osha

And therefore may contain trace amounts of naturally occurring materials which might be detected during chemical analysis.

Cement may contain hazardous substances including osha.

Cement can also cause chemical burns to the eyes. Section 2 components osha pel acgih tlv twa niosh rel hazardous substances 8 hour twa 1995 1996 8 hour twa portland cement clinker cas 65997 15 1 50 million particles ft3 10mg total dust m3 nominal 64 by weight. Dry portland cement contacting wet skin or exposure to moist or wet portland cement may cause more severe skin effects including thickening cracking or fissuring of the skin. Portland cement is a hazardous substance subject to statutes promulgated under the subject act.

Wet cement is highly alkaline in nature. A variety of products may be used including water based degreasing agents containing detergents and in some cases lyes fatty. Portland cement may contain up to 0 75 insoluble residue of which 0 1 may be free crystalline silica. Portland cement is made from materials mined from the earth and is processed using energy provided by fuels.

In extreme cases these burns may need a skin graft or cause a limb to be amputated. It may however contain trace amounts of substances. Other trace constituents may include potassium and sodium sulfate compounds chromium compounds and nickel compounds. Cement and cement based products can harm the skin in a number of ways.