http://www.reddit.com/user/NikOnDemand
NikOnDemand1 karma2016-03-21 17:07:57 UTC
Hi I am a surveyor in training, I learnt about natural radon deposits in the earth (In the UK), I have two questions regarding this, how does it get their and without technical equipment can you detect it easily?
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NikOnDemand1 karma
Hi I am a surveyor in training, I learnt about natural radon deposits in the earth (In the UK), I have two questions regarding this, how does it get their and without technical equipment can you detect it easily?
View HistoryShare Link