When you need to pour the liquid in a bottle with a narrow neck, you always use the old reliable and proven method: inserted into the hole daddy or thin wire of a suitable diameter so as not to touch the walls. The liquid in this “vortex” flows gently and smoothly.
Y. BOGOYAVLENSKIY, Kazan
Recommend to read
HIGHLY VERSATILE FOR CIRCLES
Where the number of technical groups is relatively small — in schools. Pioneer houses at the Hoo, in children's sectors of trade — Union clubs and where there are difficulties with the...
TABLE FOUNDRY
Somehow in the course of working on one invention I needed a melting device with a wide range of heating, which would be convenient to use at home. I tried various options and...
