http://www.legislation.gov.uk/nisi/1978/1039/article/53Health and Safety at Work (Northern Ireland) Order 1978texttext/xmlenStatute Law Database2024-05-15Expert Participation2022-04-01PART IVMISCELLANEOUS AND GENERALApplication to explosives53F1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .