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GIVE ANSWERS il mers (c For Question #s 2 through 5 choose the appropriate answe

ID: 1866624 • Letter: G

Question









GIVE ANSWERS il mers (c For Question #s 2 through 5 choose the appropriate answers from the following list: Slow sand filtration Chlorination Coagulation Conventional Treatment Inactivation (chemical action) Sedimentation Removal (physical means) Chloroform Backwash Chloramine Diatomaceous Earth-Filtration Chlorine Dioxide Flocculation Direct Filtration Filtration desired to drink City of eosmin osmin ? sour alth is eatm Coliform Groundwater 2. Name the two "barriers" to pathogens required by the Surface Water Treatment 2 points) Rule (SWTR): a) b) ishe 3. Name the four treatment (removal) technologies approved by the SWTR. (4 points) a) b) c) d) la 4. Name the four treatment processes that combine to form "Conventional Treatment (4 points) b) c) 5. Name the four chemical disinfectants approved by the SWTR. (4 points) (Second "barrier", i.e., inactivation).

Explanation / Answer

2.Answer:-

(a) Chlorination

(b) Ozone

3. Answer:-

(a) Direct filtration

(b) slow sand filter

(c) Diatomeous earth filtration

(d) filtation

(4) Answer:-

(a) chemical coagulation

(b) floculation

(c) sedimentation

(d) filtration

5. Answer:-

(a) Chlorination

(b) Chloramines

(c) Ozone

(d) Chlorine dioxide