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Heating & Cooling | 8 Views | 0 helpful votes
1 tips | 25 answers
An expert who has achieved level 1.
An expert that got 5 achievements.
A rookie expert who has answered 20 questions on their first day.
An expert who has answered 20 or more questions within one hour.
The Watches | 4 Views | 0 helpful votes
1 tips | 1 answers
An expert that has over 10 points.
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