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.

Maintenance and hazardous substances european agency for safety and health at work eu osha 2 degreasing may partly be carried out in confined spaces. A variety of products may be used including water based degreasing agents containing detergents and in some cases lyes fatty. Portland cement is made from materials mined from the earth and is processed using energy provided by fuels. 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 may contain up to 0 75 insoluble residue of which 0 1 may be free crystalline silica. Cement and cement based products can harm the skin in a number of ways. Examples of employees who may be exposed to the dangers of wet portland cement products include bricklayers carpenters cement masons concrete finishers hod carriers 1 laborers plasterers tile setters terrazzo workers ready mixed concrete truck drivers bucket and buggy operators and those involved in pouring and finishing work. Cement can also cause chemical burns to the eyes.

Portland cement is a hazardous substance subject to statutes promulgated under the subject act. A serious burn or ulcer can rapidly develop if it is trapped against the skin. 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. Wet cement is highly alkaline in nature.