 鲜花( 499)  鸡蛋( 10)
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sewer backup is actually quite common in Edmonton. # X: B" q- @% Z& `4 d
- F5 R( n* j; N4 a, bThe Microorganisms of Concern In Sewage Contamination Are:
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" v9 f6 u" r6 H * Bacteria, z' I2 s6 b, F! _
* Parasites
- F9 U1 b6 d& ?8 j) V * Viruses: W: L6 j" H* m% q( A2 U7 o
# A' f g" B) ]7 E$ j. DBacteria:
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( q3 R5 Y0 V0 a0 l * E-coli (Escherichia coli), indicator of sewage contamination, source of endotoxin, cause of diarrhea, food poisoning, \9 G/ }# ]$ v O. x) r. e
* Salmonella, food poisoning, diarrhea
( w% D- V: Z9 } * Shigella, Life-threatening: X9 b- Y8 D+ v3 L3 q! w
* Pseudomonas, endotoxin source, wound infections
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Parasites:5 ^% {+ j( m$ }% n8 r# c
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* Giardia, results in severe intestinal disease% p& V0 J7 e2 M' c! E' P. A
* Cryptosporidium, also results in chronic and severe intestinal disease7 X6 e* D& f: K3 {. S9 z2 W
* Round worms and Helminthes (Tape Worms) + m/ z# A+ t2 g% x
1 C7 m' o0 t7 G3 ^, [5 uViruses (>120 species):
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* Hepatitis A, causing liver inflammation
" r7 `: [5 ^$ E3 O, u8 P0 C+ | * Adenoviruses, causing eye and respiratory infection( }; d- Y, ]4 _4 v: {9 T* Z
* Rotavirus, can cause life threatening diarrhea in children ; C* T: h9 J' ]& c& |' F3 n% O/ j' j
( B1 r0 Y+ C7 X' L1 U/ k7 hRoutes of Transmission:
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; S1 R; q# b( V" i; }0 e4 d; v * Ingestion is the Main Route
" _2 I$ ?( H2 u7 @5 E7 [8 n/ [! j * Skin and Puncture Wounds" k' ^$ v- R0 L
* Inhalation |
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