> Stainless steel rebar could be used

There are also coated and non-metallic rebars.

Coated rebar could be good, but the coating can be damaged anywhere from manufacture to installation.

	▲	masklinn an hour ago \| parent [-]
		Yup, every alternative rebar has drawbacks which causes increased costs or different failure modes which is why they tend to be used in specialised applications where they are necessary.