If you do not have a vial or bottle with a screw cap, and be sure to provide a “blockage guarantee” when transported, for example, acid or antifreeze in the trunk of a car or sunflower oil in a shopping bag, use cord: knotted proposed method, it will securely hold a conventional tube of any vibrations.
Recommend to read
PROGRAMMATOR FOR CHIPS
Hams, self-repairing computers and modern means of automation or manufacturing such equipment, are faced sometimes with the need to record information in the chip programmable logical...
GARDEN WATER CARRIER
Every gardener knows how in the dry season is difficult to bring water for watering flower beds or trees. Many use large pots or cans with a capacity of 35-40 years, installing them on...
