50ppm Kev siab tshaj plaws uas cov neeg laus noj qab haus huv tuaj yeem tiv taus nyob rau hauv yim teev
200ppm 2-3 teev tom qab, mob taub hau me me, qaug zog
400ppm nrog mob prefrontal hauv 1-2 teev; txoj sia taus tom qab 3 teev
800ppm hauv 45 feeb, qhov muag, xeev siab, cramps;
1600ppm nrog hauv 20 feeb mob taub hau, qhov muag, xeev siab;
3200ppm mob taub hau, qhov muag, xeev siab hauv 5-10 feeb;
6400ppm 1-2 feeb mob taub hau, qhov muag, xeev siab;
12800ppm 1-3 feeb kom tuag
Thov siv lub tswb ntsuas carbon monoxide ua ib feem ntawm koj txoj kev npaj nyab xeeb hauv tsev neeg. Nrog kev teeb tsa kom zoo thiab kev siv, koj lub tswb ntsuas carbon monoxide yuav muab rau koj ntau xyoo kev ua haujlwm zoo
