Hello
I´m Arthur, from Rio de Janeiro , Brasil.
I´m Chemist and former Chemistry teacher
Science enthusiast, scientific instruments builder and amateur astronomer.
New Member
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- Posts: 1
- Joined: Tue May 18, 2021 8:34 pm
- Real name: Arthur
- Location: Rio de Janeiro - BRASIL
Re: New Member
Please edit your username to be your full name, as the forum rules state.