different between handcare vs handcart

English

hand +? care

handcare (uncountable)

The care of the hands.
- 1992, Philip Marsh, Michael Martin, Oral microbiology
  In general, unavoidable reactions to gloves are rare and proper handcare will prevent problems. Handwashing is also an important part of cross infection control.

hand +? cart

handcart (plural handcarts)

A cart designed to be pulled or pushed by hand (as opposed to with a beast of burden.)
Vendors were selling sunglasses, bagged snacks, and sundry other items from handcarts in the square.

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