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1 Mix with medical alcohol according to WHO formula Preparing instruments Spray bottle. 500ml capacity glass jar. Small funnel. Ingredients for making 500 ml solution vial Alcohol 96: 415 ml. Hydrogen peroxide 3%: 20 ml. Glycerin: 7.5 ml. Essential oil: 2.5 ml. Distilled or cooled boiled water: 55 ml. Making Pour 415ml of 96-degree alcohol into a large jar. Use the syringe to measure exactly 20ml of hydrogen peroxide. Then pour 3% hydrogen peroxide into the alcohol container . Use the syringe to measure exactly 7.5 ml of Gylexrin and continue to add the Glycerin to the alcohol container . Since Glycerin is very viscous, it will easily stick to the measuring cylinder, so you need to wash the cylinder with distilled or boiling water to cool it, then dry it or let it dry. before use to measure the concentration of glycerin. Pour the remaining distilled or boiling water into the jar. Add about 2-3ml of essential oil to reduce the smell of alcohol and the sol

Why it is important to clean your computer keyboard Over time, your computer keyboard can accumulate dust and debris, making it necessary to perform a deep cleaning using a combination of cleaning methods. Cleaning your keyboard helps ensure hygiene and prolongs its lifespan. It also helps maintain the sensitivity of the keys, ensuring optimal performance. Instructions for cleaning your computer keyboard 1. Cleaning a laptop keyboard Step 1: Power off the computer Before cleaning, make sure to power off the computer to prevent any potential damage. Step 2: Use a laptop keyboard cleaning kit Obtain a laptop keyboard cleaning kit, which can be found at laptop repair shops. Step 3: Clean the keyboard Turn the laptop upside down and gently shake to remove any loose dust. Use a brush and a keyboard balloon to blow and sweep away remaining dust under the keys. Next, dampen a cleaning cloth from the laptop cleaning kit and gently wipe the keyboard to remove any remaining dirt.

Now you can have a recording studio right in the palm of your hand and enjoy a compact karaoke experience wherever you go. With these 15 karaoke applications for your phone, brought to you by Bach Khoa XANH, you can sing anywhere, even duet with celebrities and create your own music videos and albums. Software for PC and Mac Computers Karaoke Software: Karafun Player Karafun Player Karaoke Software The Karafun Player software is designed to offer users a straightforward and user-friendly karaoke experience. With its intuitive interface, you can easily enjoy karaoke sessions without requiring an internet connection. By effortlessly synchronizing songs to playlists, you can immerse yourself in singing along to your favorite tracks at any time. We offer an extensive selection of songs on our Karaoke Player software, with a collection of over 38,000 songs that is constantly updated. Additionally, you have the option to sync even more songs from your personal computer library, ensuri