Alcohol Level

Can someone tell me what it means to have a 508 blood alcohol level?
What Your Question I didn't Understand.
1.508% BAC i believe AlokkSinhaa

If it is, it is very high!
Highest in history was 1.480% i believe.

Legal in Canada is 0.80%
Normal in Canada; 0.10%
Criminal in Canada is more than 0.08%