Possible Clues:

• Household tools before refrigerators
• Dreadfully sick after one mushroom -- they can be deadly in the wrong hands
• Equipment used by climbers
• In the end, points out slippery surface for the cold chippies perhaps
• One getting cold with little energy chooses items for mountaineering
• Circle regularly selects requirements for mountaineers
• Chipping tools
• Choices underpinning island church's help for climbers
• When it comes to making a cold break, they have a point