Worth sharing... HAVE YOU CHECKED YOUR GAS EXPIRY DATE ? IF NOT CHECK TODAY. Do you know that the Gas Cylinder you live with in the kitchen is a time bomb, ready to explode any time? Like the vehicle tyre that has an expiring date, do you equally know that the Gas Cylinder has an expiring date? Expired LPG Cylinder are not safe for use, so please be careful.The expiring date is coded on the side of the LPG Cylinder in alphabetical order, A,B,C,D to represent quarters of the year. A is for March 1st Quarter B is for June. 2nd Quarter C is for Sept., 3rd Quarter D is for Dec., 4th Quarter There are some two digit number that follows, e.g. D06. The digit stand for the year the validity expires D06 stands for 4th Quarter (December) 2006. That is the expiring date of that LPG Cylinder, so be careful to avoid domestic accidents._ Please share to save life.