21-March-2024 Thursday
Was there an article in the USSR for the manufacture and storage of explosives and devices?
19-January-2024 Friday
Is it possible to purify glycerin from water by evaporating it?
19-January-2024 Friday
Question about an interesting book
19-November-2023 Sunday
When doing bicep curls, the joint on my right arm began to hurt severely, making it impossible to perform the exercise.
01-July-2023 Saturday
Severe pain in the collarbones after the approach of push-ups on the uneven bars
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