Sympathy Card Messages for the Death of a Mom. The loss of a mother is a great loss. Finding the right words of sympathy to condole someone who lost his/her mom can be a real challenge. Most people will lose their mom some time during their lifetime.
E-waste is a popular, informal name for electronic products nearing the end of their useful life.. Computers, televisions, VCRs, stereos, copiers, and fax machines are common electronic products.
Secondary efflorescence on the dam of the Robert Moses Niagara Power Plant. In chemistry, efflorescence (which means to flower out in French) is the migration of a salt to the surface of a porous material, where it forms a coating. The essential process comprises the dissolving of an internally-held salt in water, or occasionally in another solvent. The water, with the salt now held in solution, migrates to the surface, then evaporates, leaving a coating of the salt.