'Chemical fumes' presentation slideshows

Safety

Safety. General Guidelines. When first entering a science classroom, do not touch any equipment, chemicals, or other materials in the laboratory area until you are instructed to do so.

208 views • 9 slides

Respiratory System: Chronic Bronchitis

Respiratory System: Chronic Bronchitis. by: Jackie Mercado. What It is. Chronic Bronchitis is a disease that happens in the respiratory system. Its an inflammation of the bronchi that accrue in the lungs. It is known for a persistent cough. Its one of the common lung diseases.

231 views • 5 slides

Emphysema

390 views • 4 slides