A fume hood is an enclosed work space in a laboratory that prevents the outward flow of air. Fume hoods cab be designed for work with inorganic or radioactive materials, or with biological materials. Biological fume hoods can be equipped with filters,...

An enclosed laboratory cabinet with a moveable sash or fixed access port on the front, connected to a ventilating system that may incorporate air scrubbing or filtering facilities. In operation it draws in and then exhausts air from the lab to prevent...

A fume hood or fume cupboard is a large piece of scientific equipment common to chemistry laboratories designed to limit a person's exposure to hazardous fumes. Fume hoods were originally manufactured from timber, but now epoxy coated mild steel is the...

Quick--define "low flow" and "high performance." That isn't so easy anymore in the fume hood world, since some terms are new while others may not mean what they used to mean. And is 100 fpm really a reliable guideline? This article covers the...

* Andre Chambre, President In lab ventilation, there has always been a difference of opinion between those that advocate the use of ductleSs fume hoods and those that insist on the more traditional vented-to-atmosphere types. The advantages of each are well known:...