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• crampon: Dual Grip sole suitable for use with clip-on crampons.

• earring: Stud earrings start at £ 10 but if you've not got your ears pierced then please enquire about clip-on earrings.

• microphone: Get close: Sit side-by-side and if you are using a clip-on microphone, put it about nine inches from the person's mouth.

• light: She pointed to the clip-on light and asked if I could use it again.

• system: Patio Gas has a clip-on regulator system which means that no tools are needed to connect it.

• regulator: Both cylinders feature clip-on regulators for easy change over, and include the innovative new Gas Trac TM indicator.