Bake the Baking Soda in an oven at 200'C for 30 minutes. This turns the Baking Soda (sodium bicarbonate) into Washing Soda (sodium carbonate) Make sure you are extra careful when using Washing Soda. It has a pH of 11 so wear protective gloves and glasses to avoid skin or eye irritation.
AUTUMN HOBBY - SKELETING LEAVES. Skeletonization of leaves - the process simple, but requires patience and accuracy. All you need is: leaves (better to collect the autumn, then they are more dense), baking soda and food coloring.
Sort fresh flowers by type, and arrange them face down, making sure that none of the blooms are touching. Sandwich the blooms between sheets of paper, which will absorb the flowers’ moisture during the drying process.