 鲜花( 499)  鸡蛋( 10)
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sewer backup is actually quite common in Edmonton. * X# M C4 W( w$ |) t- V( ^! f
Z( s' c. Y: }1 h' e6 @The Microorganisms of Concern In Sewage Contamination Are:9 S8 e8 ~4 a1 Y# c
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* Bacteria
; [& Y" H% [, Q, T * Parasites4 M7 X" E% s, O0 d! ~9 C$ z
* Viruses
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Bacteria:2 M, q: D" z- d( i: n4 u
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* E-coli (Escherichia coli), indicator of sewage contamination, source of endotoxin, cause of diarrhea, food poisoning
3 M/ T$ x6 [% x. ]2 @ * Salmonella, food poisoning, diarrhea
7 Q3 F' e5 q* Q8 {1 i# _7 R * Shigella, Life-threatening5 }" t4 j4 h5 ^
* Pseudomonas, endotoxin source, wound infections
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B" D! A/ O0 ]# z! T& SParasites:1 E; A8 ~# l8 ?3 ?4 W5 e) N
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* Giardia, results in severe intestinal disease& f7 o- T! s: L$ ]9 p
* Cryptosporidium, also results in chronic and severe intestinal disease# A5 a% N/ l) h+ y' h% \4 ^
* Round worms and Helminthes (Tape Worms)
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Viruses (>120 species):: |: y" h$ C. u% `8 w
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* Hepatitis A, causing liver inflammation: z0 h& h4 Y0 S5 ^) s" u+ \3 y
* Adenoviruses, causing eye and respiratory infection
( A! T# D% \$ s' a. j4 L * Rotavirus, can cause life threatening diarrhea in children
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$ z+ X% J d( A+ }" C( @. FRoutes of Transmission:
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* Ingestion is the Main Route4 D: `* R' U% r9 W( d6 a! v
* Skin and Puncture Wounds' L) k& j3 ?+ }9 f/ ]9 {
* Inhalation |
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