153.CHLORINATION OF WATER DOESN'T KILLS
A.POLIO
B.HEPATITIS A
C.VIBRIO CHOLERA
D.SALMONELLA TYPHI
ANS:HEPATITIS A
Chlorination is the application of chlorine to wastewater to accomplish some definite purpose. In this lesson, we will be concerned with the application of chlorine for the purpose of disinfection, but you should be aware that chlorination can also be used for odor control and for other purposes.
Chlorine is a well known and economical form of disinfection. However, chlorination has numerous disadvantages. Chlorination can produce trihalomethanes, can slow the nervous system in people, can produce chlorinated hydrocarbons which are considered health hazards, and can be corrosive.
The main types of chlorine used to disinfect wastewater are explained below. All types of chlorine will kill bacteria and some viruses, E-coli, Salmonella, Typhoid, Cholera, Shingella, and Polio. But only chlorine dioxide will effectively kill Cryptosporidium, Giardia, protozoans, and some viruses
A.POLIO
B.HEPATITIS A
C.VIBRIO CHOLERA
D.SALMONELLA TYPHI
ANS:HEPATITIS A
Chlorination is the application of chlorine to wastewater to accomplish some definite purpose. In this lesson, we will be concerned with the application of chlorine for the purpose of disinfection, but you should be aware that chlorination can also be used for odor control and for other purposes.
Chlorine is a well known and economical form of disinfection. However, chlorination has numerous disadvantages. Chlorination can produce trihalomethanes, can slow the nervous system in people, can produce chlorinated hydrocarbons which are considered health hazards, and can be corrosive.
The main types of chlorine used to disinfect wastewater are explained below. All types of chlorine will kill bacteria and some viruses, E-coli, Salmonella, Typhoid, Cholera, Shingella, and Polio. But only chlorine dioxide will effectively kill Cryptosporidium, Giardia, protozoans, and some viruses
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