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1 Results for "↘ 최저가 Ò1Ò〈⑻⑷89〉83Ò⑥ ↗ 쓰리아워가격Н 쓰리아워relief강남쓰리아워쓰리아워가격강남쓰리아워distributing 쓰리아워레깅스룸ⅰ㉤강남술집정보hurry"
$15 Geiger-Muller Counter for Beta/Gamma/XRay
Project
by
GH
An inexpensive Geiger counter that can detect several kinds of ionizing radiation using a surplus Soviet tube and a one-use camera circuit
90
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