Quick Answer: How Do You Decontaminate Bacteria?

How do you disinfect and decontaminate laboratory waste?


70% ethyl alcohol is used for routine clean-up of working surfaces in the laboratory.

To make 8% formaldehyde, dilute 1 part formaldehyde (35-40%) solution to 4 parts boiled water.

It is effective against vegetative bacteria, spores, and viruses..

What are the four methods of decontamination?

There are 4 main categories of physical and chemical means of decontamination: (1) heat; (2) liquid disinfection; (3) vapors and gases; and (4) radiation.

What is the first step in decontamination?

What is the first step in decontamination? A: Wash and rinse the body.

What is the difference between decontamination and disinfection?

Decontamination reduces the microbial contamination of materials or surfaces and is accomplished through the use of a chemical disinfectant. … Disinfection is accomplished through the use of chemical disinfectants.

What is difference between sterilization and disinfection?

Disinfection and sterilization are both decontamination processes. While disinfection is the process of eliminating or reducing harmful microorganisms from inanimate objects and surfaces, sterilization is the process of killing all microorganisms.

What are the methods of decontamination?

Decontamination methods either (1) physically remove contaminants, (2) inactivate contaminants by chemical detoxification or disinfection/sterilization, or (3) remove contaminants by a combination of both physical and chemical means. Various decontamination methods are listed in Table 1.

When would it be appropriate to disinfect sterilize?

Clean housekeeping surfaces (e.g., floors, tabletops) on a regular basis, when spills occur, and when these surfaces are visibly soiled. Category II. Disinfect (or clean) environmental surfaces on a regular basis (e.g., daily, three times per week) and when surfaces are visibly soiled.

What is emergency decontamination?

Emergency decontamination is used in potentially life threatening situations to rapidly remove most of the contaminants from an individual, regardless of a formal decontamination corridor. Emergency decontamination usually involves removing contaminated clothing and dousing the victim with flooding quantities of water.

What is required immediately after personnel have gone through decontamination?

After victims have gone through primary decontamination: Direct them to secondary decontamination, if necessary. Provide them clothing or cover. This helps restore modesty and provides warmth.

Does sterilization kill virus?

Sterilization refers to any process that removes, kills, or deactivates all forms of life (in particular referring to microorganisms such as fungi, bacteria, viruses, spores, unicellular eukaryotic organisms such as Plasmodium, etc.)

What are the three methods of decontamination?

Three basic methods of decontamination are physical removal, chemical deactivation, and biological deactivation of the agent.