Simplify the following text for a Grade 9 native English-speaking person.
Original: A fume hood or fume cupboard is a type of local ventilation device that is designed to limit exposure to hazardous or noxious fumes , vapors or dusts . A fume hood is typically a large piece of equipment enclosing five sides of a work area , the bottom of which is most commonly located at a standing work height .
Simplified: A fume hood or fume cupboard is a large piece of scientific equipment common to chemistry laboratories .