Adhesive expiry date

Repair kit (A) and glue cartridges (B) are marked with a date (best before).

Date (1) refers to the calendar week and year (KW/JJJJ).

Fig 1: Identifying Expiration Date On Repair Kit And Glue Cartridges

Courtesy of BMW OF NORTH AMERICA, INC.

The adhesive cannot be used after this date (1).