clhs sciblog

Musings on current happenings in science from our little slice of the world.

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Entries Tagged as 'Chemistry'

How Fireworks are Made

May 16th, 2021 · No Comments · Chemistry

We always see fireworks on The Fourth of July, but do you ever stop to wonder how/when they were invented or how they are created? This video answered those questions and more. Historians believe that gun powder, the stuff that makes fireworks explode, was invented in China around 1000 AD in order to scare away […]

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A long-lasting, stable solid-state lithium battery — a new way

May 14th, 2021 · 3 Comments · Chemistry

What the electric vehicle market needs: Long-lasting, quick-charging batteries What we got today: Lithium-ion batteries which too heavy, too expensive and take too long to charge. Researchers from Harvard have designed a stable, lithium-metal solid state battery that can be charged and discharged at least 10,000 times — far more cycles than have been previously […]

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The Chemistry in How Soft Drinks are Made

May 13th, 2021 · 4 Comments · Chemistry

The process of making soft drinks begins with a vat of filtered water which makes up 86% of the drink. The water is then mixed with a syrup which is made of carefully measured ingredients that depend on the flavor of the soft drink. The syrup ingredients usually include natural and artificial coloring and flavoring. […]

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A Solution For Atmospheric Carbon?

May 13th, 2021 · 1 Comment · Chemistry

In a recent study done at the Salk Institute, scientists were able to use atmospheric carbon and tobacco and corn husks to produce SiC, also known as carborundum. SiC is a material used in ceramics, semiconductors, sandpaper, and LEDs, and is typically produced using fossil fuels. Co-corresponding author and Salk visiting scientist James La Clair […]

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My Life Story

May 13th, 2021 · No Comments · Chemistry

In the beginning, Derek tells about his experience of going to the Genghis Khan Museum when he was a child. He didn’t know about Genghis Khan, and he thought that there were things like Genghis Khan’s mummy or armor in the museum to help him understand the history, but there were only pieces of pottery […]

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Here’s Why We Need To Drink Water

May 11th, 2021 · 7 Comments · Chemistry

Do you know how important water is for our lives? We can’t survive without water, and the amount of water we drink can be harmful, whether it’s too little or too much. An average human is 55-60% of water. We are made up of even more water when we are babies, but the water in […]

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US food agency calls to limit toxic elements in baby food

May 11th, 2021 · 5 Comments · Chemistry

A congregational report finds baby food from several of the country’s largest manufacturers to be contaminated with heavy metals, such as arsenic, lead, cadmium, and mercury. These elements are already found in air, water, and soil; therefore, they want to reduce the intake levels as low as possible. The study shows that when babies and […]

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What is the Rarest Precious Metal?

May 10th, 2021 · 2 Comments · Chemistry

He starts questioning what is the rarest, precious, and stabilized metal that you can make a ring. One of the examples is astatine. It is so rare that we don’t even know what is it looked like. The reason why we can’t combine many atoms of astatine and see with our own eyes is that […]

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Sneakers and Their Effect on our Atmosphere

May 8th, 2021 · 4 Comments · Chemistry

The production of shoes throughout the world has resulted in large amounts of CO2 released into the atmosphere. Roughly 23 billion pairs of shoes are produced each year, and the shoe industry totals around 1/5 of the fashion industry’s carbon output. Although companies have switched to more eco-friendly materials, the factories in which the shoes […]

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Breathalyzers that can detect cancer

May 6th, 2021 · 1 Comment · Chemistry

Breath tests for cancer work by detecting tiny amounts of volatile organic compounds also known as VOCs, such as aldehydes and ketones, produced by cells and found in exhaled breath. Normal cells produce a range of VOCs. It is widely thought and accepted that if their metabolism is changed, for example when they become cancerous, […]

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