 鲜花( 499)  鸡蛋( 10)
|
sewer backup is actually quite common in Edmonton.
" n8 Q& D+ P% E. U
7 c3 t8 q, @2 Q# Y# lThe Microorganisms of Concern In Sewage Contamination Are:
2 z/ w' W2 t) r7 X; H$ Y) O) `! y3 H8 Q! y8 V" ?4 ?, s y- D0 z' w
* Bacteria
5 E8 s9 @9 Z4 @0 g* ^3 J * Parasites1 ^7 n! M6 |( ?' M
* Viruses9 O" Q, @3 k) N+ Z3 q. n6 c
) Y# ]' x8 F+ x) r6 @- e3 S0 V: eBacteria:7 E- t! j5 Y& w9 U/ x
" M2 _* h. r! @8 L- M( \ X0 ~9 V * E-coli (Escherichia coli), indicator of sewage contamination, source of endotoxin, cause of diarrhea, food poisoning) |& D: Y4 y/ Z/ B
* Salmonella, food poisoning, diarrhea
" }' r( K. U( p" z0 | * Shigella, Life-threatening
. E$ @ Q4 {' C * Pseudomonas, endotoxin source, wound infections : c, T8 c/ c9 U2 D/ c* A: v
% o2 f/ q; {) L7 n, E0 d3 I! RParasites:
& G4 _9 I5 {4 b0 v" c: L# W" y" _4 C( X" N- w& h; y7 R0 e( F7 ^, q, w
* Giardia, results in severe intestinal disease
( C$ U0 y3 }$ A( ]! { * Cryptosporidium, also results in chronic and severe intestinal disease- N0 D0 N0 D- L3 f
* Round worms and Helminthes (Tape Worms)
! f- q9 j2 H' k1 F6 O V
/ w" M* g( B9 l7 TViruses (>120 species):
b) W0 a& U9 Z+ A7 ~3 k# l; t+ h* \) c* p# b& l: Z
* Hepatitis A, causing liver inflammation
8 Z/ a0 J. s1 a5 z0 Z4 p; g& N; S * Adenoviruses, causing eye and respiratory infection
, ^7 N3 R: j+ B; [$ o: ] * Rotavirus, can cause life threatening diarrhea in children
~, i! Y1 C# {) ?7 ?! h* H
% R5 \1 j# \) Z: u* Y( |Routes of Transmission:8 O3 p o1 f- a& Y& T' z- K
: @$ k" M, p! _9 B) \8 Y
* Ingestion is the Main Route
' X A$ h% M8 ^9 Y/ W, i * Skin and Puncture Wounds, e4 T1 k; `8 s" ~& c1 T, f' ^
* Inhalation |
|