How to make a DIY metal detector / Easy Tutorial

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How to make a mini Hydrogen Generator / TUTORIAL

您需要準備這些東西 2個同尺寸的冰棒棍 在棍面上畫上鑽孔點 再叧一根棍面上重做一次 再穩穩的將兩根冰棍壓緊 鑽孔 鑽孔後就像這樣 每相隔一個孔鎖上一個螺絲並穿過兩冰棍 再換面重做一次 再螺面上焊上錫點(可視螺絲材質選用合適的錫) 換面重做一次 然後 再螺面錫點上焊上電線 現在 可以將導電模組放入玻璃瓶中 瓶蓋上要鑽一個合適孔徑的洞 拿出西藥房買的滴管組 切掉上端 將電線穿過瓶蓋開孔 再將滴管組的觀察室塞進孔中,盡量塞緊 再用熱融膠封口,確保氣體不外洩 鎖緊瓶蓋 再依據實際需求剪截滴管 在集氣瓶鑽2個合適大小的孔 將滴管末端由孔1塞入瓶中 一定要將管子穿到瓶底 再將裁剩的那截滴管由孔2穿入瓶內.不必穿太深 再以熱融膠封口 這時 可以倒入清水了 蓋上瓶蓋 取一些鹽加水攪均 再打開瓶1 (導電模組) 倒入剛才自製的鹽水(導電液) 要淹滿整個導電模組 鎖緊瓶蓋 現在可以將電線接上電源供應器了 調整輸出電壓為 2.1 伏特 現在 您會看到瓶內開始有汽泡產生 (泡泡測試)

The Amazing Life of Sand | Deep Look

Sand is a time capsule. Every grain tells a story. Sand can be anything that’s been worn down until it’s reduced to some tiny essential fragment of what it once was. It’s a technical term. Bigger than sand? That’s gravel. Smaller? Silt. Go to beaches across the world and you find sand that looks completely […]

What really matters at the end of life | BJ Miller

Well, we all need a reason to wake up. For me, it just took 11,000 volts. I know you’re too polite to ask, so I will tell you. One night, sophomore year of college, just back from Thanksgiving holiday, a few of my friends and I were horsing around, and we decided to climb atop […]

How to Make a Battery Protection Circuit (over-discharge protection)

Powering homemade projects with rechargeable batteries is actually more difficult than it sounds. This is because most battery types cannot be over-discharged, as doing so may damage the battery and make it unstable. Consumer electronics overcome this issue by using clever battery protection circuitry that constantly monitors the battery’s voltage, automatically switching the device off […]

Why Do We Fall – Motivational Video

Let me tell you something you already know The world ain’t all sunshine and rainbows It’s a very mean and nasty place, and I don’t care how tough you are, it will beat you to your knees and keep you there if you let it. You, me or nobody is gonna hit as hard as […]

Welding and Metal Fabrication

♪ Hey, I’m Bob Schnitzer, I’m the welding instructor here at Ulster BOCES, and I teach a variety of processes, stick, TIG, oxy-acetylene, MIG, and plasma cutting. They’re all instructed in the classroom throughout the year. There’s certifications available, American Welding Society, New York State DOT, students can get this certification right here in the […]

Women breaking welding barriers

MINUTES MINUTES AND MINUTES AND SPEND MINUTES AND SPEND YOU MINUTES AND SPEND YOU [email protected] MINUTES AND SPEND YOU [email protected] FROM MINUTES AND SPEND YOU [email protected] FROM HIGH MINUTES AND SPEND YOU [email protected] FROM HIGH SCHOOL MINUTES AND SPEND YOU [email protected] FROM HIGH SCHOOL FOR MINUTES AND SPEND YOU [email protected] FROM HIGH SCHOOL FOR [email protected] […]

Flux Core, Repair The Cap In 2G Position , FCAW. Welding Shipyard, Spawanie Stoczniowe Metoda 136

Hi, this is AdiWeld. Hello to you on my channel. In today’s episode, I will try to demonstrate to you one of the welding methods, In today’s episode, I will try to demonstrate to you one of the welding methods, method 136, which is helpful to me in the repair of multilayers in 2G position […]

How to Have Sex in the Office and Not Get Caught

How to Have Sex in the Office and Not Get Caught. Whatever your reason for getting it on in the workplace – and, trust us, we don’t want to know – make sure it stays between you and your amour. You will need Easy-to-remove clothes A comfortable spot and wet wipes. Step 1. Make sure […]