A combine is a piece of farming machinery that harvests grain by combining the processes of reaping, binding, and threshing.
Yes, sort of. When in vehicle mode Blackout attaches to the top of Scorpinok. When you roll it along a flat surface he helicopter blades [should] turn.
If the iodine is in the air it can combine with water particles then participate onto soil and plants.
It combines with aluminum.
2 Hydrogen atoms can combine with 1 Oxygen atom to make water. H2O