1. échafaudage   scaffolding   soldering iron   ladder   beam   Hint Half-n-half Clue   2. échelle   ladder   concrete   helmet, hard hat   beam   Half-n-half Clue   3. béton   ladder   soldering iron   pulley   concrete   Half-n-half Clue   4. brouette   mason, bricklayer   ladder   wheelbarrow   crane   Half-n-half Clue   5. plan, niveau   level   crane   scaffolding   helmet, hard hat   Half-n-half Clue   6. fer à souder   level   beam   pulley   soldering iron   Half-n-half Clue   7. poulie   soldering iron   board, plank   pulley   crane   Half-n-half Clue