Mold inspections usually refer to examinations of a home or structure for evidence of mold problems. Remediation involves the steps that specialists take to remove the mold. Learning the difference between these two services can help you save money.
The crystal structures of galena (PbS) and halite (salt or NaCl) are identical, so it is not surprising that the two exhibit similar perfect cubic cleavage. Both minerals will break along three directions of weakness that meet at right angles.
Polyvinyl acetate (PVA or PVAc) is a thermoplastic polymer with a chemical formula of (C4H6O2)n. It is normally manufactured by the free radical polymerization of vinyl acetate. The procedure involves the reaction of monomer molecules of vinyl acetate by submerging them into water.