Line Something to Prevent Leakage of Heat

This page is the CodyCross answer for the clue below from Fruits and Vegetables, Group 1915, Puzzle 5 (Alfalfa Sprouts).

Question is: Line Something to Prevent Leakage of Heat

and the answer is: INSULATE

Word Meaning:

INSULATE — To separate, detach, or isolate.

Definitions from Wiktionary.

Line Something To Prevent Leakage Of Heat - Fruits and Vegetables CodyCross Answers | CodyCross Solutions