[Q]: Objective: To prepare an onion for cooking, you can
[A]: Rinse the onion in cold water before you cut it

[Q]: Objective: make oj
[A]: grab ten oranges and squeeze into bottle

[Q]: Objective: Placing boards onto your platform for the floor.
[A]: Screw in two screws at each board end with at least 4" deck screws. Once your deck boards have been cut to accommodate the trunks of your tree, it's time to screw them into place. Use a ladder to hoist yourself up onto the platform and start screwing down with a drill. Leave a slight 1/4" or 1/2" distance between each floorboard.

[Q]: Objective: How can I safely cut sheet metal with a hacksaw?
[A]:
Cut sheet metal cleanly with a hacksaw by sandwiching the metal between two thin boards. Mark your pattern on the front board, clamp the sandwich in a vise, then saw on the marks through the entire sandwich at once.