THE UNIQUE CHALLENGE OF URBAN HAZ-MAT FIRES

In hospitals, hotels, and commercial and residential high-rise buildings, fire service professionals recognize the difficulty of complete building evacuation and either through building design or human behavior deal with the problems associated with large numbers of people in dangerous situations.

“FIGHTING FLAMMABLE LIQUID FIRES: A PRIMER, PART 2”

This is the second article in a series on Class B, flammable liquid firefighting foams. The first article (Fire Engineering, January 1993) intro- duced the "family of firefighting foams"—the different types of foams, their characteristics, and their recommended uses.

FIRE ESCAPES

Firefighters use fire escapes for egress from the fire building when trapped during primary search of the fire floor or as the secondary exit when searching the floor above. Fire escapes give searching firefighters access to the “rear” of the fire (see August, September, and October 1992 columns).

BREAD AND BUTTER OPERATIONS: MULTILEVEL HOUSES

Arriving first at this nighttime alarm, you find smoke showing at the open front door of a bilevel home. The occupants assure you that everyone has gotten out of the house. As you plan your strategies, you hear the sirens of the first approaching engine company.
COMPANY NEWS

COMPANY NEWS

The corporate development project undertaken by WAJAX LIMITED, Montreal, Quebec, Canada, involves moving its subsidiary Niedner Ltd. to new and expanded facilities in Coatlcook, Quebec. The new Niedner plant is expected to open in early 1993The project’s cost is estimated to be around $3 million.

CHEMICAL DATA NOTEBOOK SERIES #81: ISOBUTYLENE

Isobutylene is a flammable, polymerizable, reactive, colorless gas with a faint petroleum-like odor. Used as a monomer for polymers such as polyisobutylene and butyl rubber, it also is used to make aviation gasoline, antioxidants, and other chemicals. Isobutylene is easily liquefiable and may be used by itself or be included in a mixture of propane, propylene, butane, and butylene gases and may be referred to as LPG, or liquefied petroleum gas.

NEWS IN BRIEF

Physio-Control temporarily has halted manufacture of its defibrillator so it can dedicate a significant part of its resources to making the adaptations in processes and documentation that have been requested by the Federal Drug Administration (FDA). “It soon became apparent during the regular FDA biannual inspection of our premises that the FDA requirements would take time to accomplish,” says Sandy Higgins, PhysioControl communications manager.