What type of oil should be used in a hot smoker and where can I get it from in the UK?

I bought a hot smoker but have been unable to find the oil needed for it. I got it on ebay and the instructions are foreign - I understand how to use it, just not what type of oil I should get and where to get it from!

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia��).