Lab Symbols.pdf

Name: ____________________________________________________________________________________ Year Level/Section: _________________________________________________________________________ Class Performance: LABORATORY SYMBOLS I. Matching Type. Match the following la...

Name: ____________________________________________________________________________________ Year Level/Section: _________________________________________________________________________ Class Performance: LABORATORY SYMBOLS I. Matching Type. Match the following laboratory symbols (column A) which correspond to their description (column B). COLUMN A COLUMN B – SET 1 A. Presence of Biohazardous materials. _______1. B. (Presence of organisms that usually don’t cause disease in healthy adults but are capable of causing infections, has a minimum potential hazard to environment and laboratory personnel, and have effective treatment measures.) _______2. C. Presence of possibly hazardous materials/environment. _______3. D. (Presence of organisms capable of causing mild infections, having moderate potential hazard to the environment and laboratory personnel, difficult to spread forming aerosol, and having effective treatment/preventive measures.) _______4. E. Don’t use an open flame in this area; the presence of highly flammable or temperature-sensitive materials. _______5. F. Presence of chemical, physical, or biological factors with the potential to have a negative effect on our health. _______6. G. Maintain dark, photo-sensitive materials. _______7.  COLUMN A COLUMN B – SET 2 A. Presence of carcinogenic materials. _______1. B. Presence of corrosive substances. _______2. C. Presence of harmful chemicals causing irritations. _______3. D. Supply of high-voltage electricity. _______4. E. No open hair allowed while working here. _______5. F. Not permitted to use/take any electronic devices. _______6. G. Presence of toxic materials. _______7.  COLUMN A COLUMN B – SET 3 A. Gloves must be removed. _______1. B. The place for all lab personnel to meet for an emergency meeting or during emergency. _______2. C. Presence of combustible materials (a substance that can easily burn). _______3. D. Presence of explosive and/or self-reactive substances. _______4. E. Risk of getting electric shock. (The device might give mild to severe electric shock.). _______5. F. Presence of oxidizing chemicals. _______6. G. Low-temperature zone. _______7.  COLUMN A COLUMN B – SET 4 A. Presence of electromagnetic waves that don’t have ionizing capacity but have the capacity to excite electrons. _______1. B. Presence of radioactive materials emitting ionizing radiation or the presence of electromagnetic waves having the capacity to ionize an atom. _______2. C. The place to take a shower. _______3. D. Risk of burning if you touch with naked hands. _______4. E. Presence of laser radiation. _______5. F. The place to sanitize your hand. _______6. G. Presence of broken glasses. _______7.  COLUMN A COLUMN B – SET 5 A. Must wear face shield while working. _______1. B. Must use protective gloves in this area/while working in this area. _______2. C. Must use protective/safety goggles in this area/while working in this area. _______3. D. Must use closed-toe shoes in this area/while working. _______4. E. Must wear a breathing mask/respirator; the presence of contaminated air. _______5. F. Must wear hair protection before working. _______6. G. Must wear full protective clothing. _______7.  COLUMN A COLUMN B – SET 6 A. The location where the fire blanket is placed. _______1. B. Bell to be pressed during an emergency like fire or accident. _______2. C. The location where the fire extinguisher is placed. _______3. D. Entry is allowed for authorized personnel only. _______4. E. The location where the hose with water or any fire retardant is placed. _______5. F. Not allowed to eat or drink anything in this area _______6. G. The place with the first aid box and materials. _______7.