DSBJ

Abrasion blasting services; burnishing by abrasion; metal laminating; metalworking; metal treating; metal casting; heat treatment of metals; applying finishes to textiles; woodworking; paper finishing; optical lens grinding; pottery firing; flour milling; slaughtering of animals; dressmaking; printing; upcycling in the nature of waste recycling; air purification; water treating; processing and treatment of chemical reagents, namely, conversion of targeted substrates into targeted chemical preparation by treatment with enzyme systems