Definition of First amendment lease. A lease which contains a first amendment clause. Used for lessees who may opt to purchase equipment early. Typically- includes a penalty for non-purchase or requires the lessee to renew for a fixed number of months. Used to shorten term and get operating lease treatment. Also called a Stretch Lease in Canada.
Is air a mixture or a solution or a compound or an element? Air is a mixture of gases (and not a compound), about 78% being  nitrogen (an element) , about 21% oxygen (another element), and all  other gases present in much lesser amouâ¦nts. The remaining 1% is  made up of argon (0.93%), carbon dioxide (0.039% as of 2010) and  other trace gases (0.003%).
For simplicity, some air purifiers - such as Haverhill air purifiers - use one combination filter as the only filter that needs to be replaced. In addition, other types of air purifiers, such as our AirFree air sterilizers, use heat or ultraviolet light to purify your air and kill germs and allergens.