factory or workshop "factory or workshop" means any premises on which any manual labour is exercised by way of trade or for purposes of gain in or incidental to the following purposes or any of them- (a) the making of any article or part of an article; or (b) the altering, repairing, ornamenting or finishing of any article; or (c) the adapting for sale of any article; ACT 268 - BILLS OF SALE ACT 1950 (REVISED 1982) 3. Interpretation.