dry-cleaning agent
21Fire Retardant Fabrics — are textiles that are naturally more resistant to fire than others through chemical threatment or manufactured fireproof fibers. Terminology and test limitationsThe term fire retardant as applied to organic (i.e., containing carbon) materials, is …
22Photolithography — For earlier uses of photolithography in printing, see Lithography. For the same process applied to metal, see Photochemical machining. Photolithography (or optical lithography ) is a process used in microfabrication to selectively remove parts of …
23Carbon tetrachloride — IUPAC name …
24Bentonite — is an absorbent aluminium phyllosilicate generally impure clay consisting mostly of montmorillonite. There are a few types of bentonites and their names depend on the dominant elements, such as K, Na, Ca, and Al. As noted in several places in the …
25Seung-Hui Cho — Background information Occupation Student Born January 18, 1984(1984 01 18) Seoul, South Korea D …
26n-Propyl bromide — n Propyl bromide …
27Butanone — Butanone[1] …
28Automatic fire suppression — While fire fighting may be defined as the act of extinguishing destructive fires, automatic fire suppression is more of means to control and extinguish fires before they become destructive and without human intervention.According to the National… …
29Fonterra — Co operative Group Limited Type Cooperative Founded 2001 (2001) Headquarters Auckland …
30Orange (fruit) — Orange Orange blossoms and oranges on tree …
