unwasted
/ʌnˈweɪstɪd/Definitions
1. adjective
not wasted or used up; remaining unused or unexhausted.
“The company was proud of its ability to keep the money unwasted, investing it in new ventures.”
2. noun
something that has not been wasted or used up; a remaining resource or amount.
“The team made sure to use the materials as efficiently as possible, minimizing the amount of unwasted materials.”