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How to make a knife of a rapid steel blade Р6М5

Hi! Today, I decided to make a knife of a rapid steel blade Р6М5. I think it will keep fluting as this steel is usually quenched at 1210-1230 C, while isothermical annealing is made at 860-880 C. Previously, I’ve made a paper stencil, cut it out and stuck to this blade with glue. I stuck

How to make Coca-Cola and milk experiment

Hello my dear friends! Roman is with you as usual. I’ve recently read about an interesting experiment on a forum. There was the Coca-Cola and milk experiment. Its point is in making Coca-Cola transparent after adding the milk, and there should leave the bottom in the bottle. So let’s start and check whether it is

New Year hand crafts #2: cracker with a syringe

Hi everybody! You can’t be always sure of a cracker on sale which was made in China, as all of them contain pyrotechnic elements. So today I’ll try to make a reusable safety New Year cracker for children. We need a scotch or a sticky tape as it’s often called, two syringes of 50 ml,a

How to make scrambled eggs inside their shell

Hello my dear friends! In today’s video I’d like to try and show you how to make scrambled eggs inside their shell. The idea author is an American, not me, however I was interested in it when I saw this idea on Lizz TV. They tried to make an experiment and check whether it is

How to make a silicon mould with sealer

Hello my dear friends! In today’s video I’d like to show you how to make a silicon mould. First, we need any silicon sealer, hand cream, potato starch, toys or badges you would like to duplicate. You may even pour lead into moulds, if your silicon sealer is for temperature higher than 500-600 C. I

How to make lollipops

Hello my dear friends! In today’s video I’d like to show you an interesting idea of how to make unusual lollipops. What do we need for this? First, we need oven, previously, I’ve removed a dripping-pan from it. Pallets, barbecue skewers or toothpicks. You may use one of these three variants, or use them all

How to make a smokery with a barrel

Hello my dear friends! Roman is here with you as usual. Today I’d like to talk about fish fuming. Recently, I saw a few recipes of fish fuming and making of smokery through the Web. There are complicated smokeries, and easy ones constructed with the make-shifts, which I’m going to show you today. The first

How to make a pen taser

Hello my dear friends! In today’s video I’m going to show you how to make a spy electric shock pen. In order to make this pen we need one small nail, two lighters. First one is for heating a nail, and the second one to remove a piezoelectric element from it. We need a pen,

How to make a mini USB vacuum cleaner

Hello my dear friends. Roman is here with you as usual. In today’s video I’d like to show you how to make a mini vacuum cleaner. Firstly, we need 3 syringes. 2 syringes for 50 ml, and one insulin syringe for 1 ml, a small motor, I took it from a DVD drive. It has