Friday, March 7, 2014

Safe Handling and Storage of Sealants and Adhesives

Sealants are a viscous material utilised to close minuscule openings that are hard to shut with the use of other materials. It is commonly used in building and construction industry. Consequently, it is important to note the precautionary measures in handling and storing sealants to avoid hazards.

Safe Handling   

1. Avoid storage or consumption of food and beverages in the area where sealants are handled or used.
                2. Use dust masks and respirators and provide for adequate ventilation using flame proof exhaust fans if necessary. Sealants may emit dust or toxic vapours that could be hazardous to health when inhaled.
3. Use protective clothing and eye protection to minimise skin contact. To remove sealant that has come in contact with skin, use suitable antiseptic cleaning agents instead of straight solvents. If the sealant is water-based, it must be washed off with cold water before they can dry to avoid discomfort. Splashes in the eyes should be washed immediately with water and medical advice should be sought when necessary.
4. Empty containers must be punctured or left open to ensure that no solvent vapour is trapped under pressure. Aerosol packages must not be punctured unless pressure has already been completely relieved.
5. Warm containers of sealant-based adhesives must be gradually and carefully opened to release internal pressure.
6. To clean spillage, use sand or powdered limestone to absorb the sealant before scraping up the residue.
7. If burns occur due to molten adhesives, immediately immerse the affected area in cold water for several minutes and cover it with a wet compress. Do not attempt to remove the cold adhesive from the skin and obtain medical help immediately.


Storage

1. Do not store or use near flames and avoid sparks.
2. The storage area must be a no smoking area. The vapours that can be given off of a sealant or adhesive can be converted by pyrolysis to toxic products due to a burning cigarette.
3. Flammable sealants should be stored in a dry, fireproof area under reasonable temperatures and according to the requirements laid down by the appropriate authorities.
4. To ensure that you will not store the sealant beyond its useful shelf life, regularly do a strict rotation of the stock. This would also eliminate possible safety risks due to ageing of the product.



It is important to note the specific manufacturer’s instructions and directions printed on the product itself. Keeping these in mind would help eliminate risks of hazardous mishaps from happening due to improper handling and storage of sealants and adhesives.

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