Needles and syringes are a 1990's way of dispensing windscreen repair resins. If you are still using an unprotected syringe and reusing it until it eventually blocks up with residue it may be time for some new ways of working in for BS AU 242b:2022. At GT we can help you achieve your compliance requirements and ensure you are ready for the change. BS AU 242a 1998 and BS AU 251: 1994 will stop in March 2023