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6" i.d. glass tube & vacuum ?
Positive and negative pressure put different stresses on the container, and the compression and tens ...
26-5-2017 at 07:22
by: phlogiston
Filter paper from commonly available materials?
A layer of clean sand makes a pretty effective and cheap filter for removing small particles.
Make ...
25-5-2017 at 13:42
by: phlogiston
Cool looking sulfur crystals
You'd be surprised at how complex it is sometimes to produce a specific form of crystal.

Tiny amo ...
8-5-2017 at 16:18
by: phlogiston
Help! ... 25 litres of mystery liquid
Why would anybody dump 25 liters of good diesel into your neighbours yard, though?

I wander if th ...
8-5-2017 at 11:54
by: phlogiston
What is the proper way to store hydrogen peroxide?
Commercial 35% hydrogen peroxide comes in a black plastic bottles that have a special vent in the li ...
6-5-2017 at 14:00
by: phlogiston
Anhydrous HNO3 from DCM and dry ice
Your answer suggests that you are not aware that HNO3, being a strong oxidiser itself, can react vio ...
4-5-2017 at 02:26
by: phlogiston
Finding copper in common items?
Wow, a hardware store employee that has never even heard of copper wire must be even more rare .

4-5-2017 at 01:55
by: phlogiston
Using bacteria to grow a leather like material
Cool, I really believe that we will witness a revolution in manufacturing materials and objects usin ...
3-5-2017 at 00:26
by: phlogiston
The origin of life on planet Earth
Maybe an art project or something then.
2-5-2017 at 05:15
by: phlogiston
Please help me get out of this mess
To be honest, you don't seem very well prepared for gold extraction, never mind on this scale. You d ...
2-5-2017 at 01:04
by: phlogiston
The origin of life on planet Earth
Can't decide between poetry, spam or an attempt to start a thread on the origin of life.
1-5-2017 at 12:19
by: phlogiston
lead acetate "neutralization"
precipitating as:

- lead chloride is a very poor choice IMO, it is 'moderately soluble'. It is so ...
30-4-2017 at 14:20
by: phlogiston
Today, I march.

What do climate scientists do all day, anyway?

[rquote=481632&tid=73608&author ...
27-4-2017 at 14:30
by: phlogiston
DIY Bacteria culture/algae Incubator
I know little about algae, but the Petri dishes commonly used to culture bacteria culture on agar me ...
25-4-2017 at 16:28
by: phlogiston
DIY Bacteria culture/algae Incubator
If you insulate the unit well enough, it does not require a lot of energy.

Perhaps you can start ...
25-4-2017 at 01:11
by: phlogiston
Alternative hobbies that appeal to those with interest in chemistry
I see a few patterns developing here.
I have pretty much the same list of hobbies: electronics, pro ...
20-4-2017 at 05:45
by: phlogiston
Copper(II) acetate triarsenite synthesis questions/help
From "Fireworks, The Art Science and Technique" by Takeo Shimizu:

[quote]Manufacture. One example ...
20-4-2017 at 03:44
by: phlogiston
Oxy-hydrogen torch via electrolytic gas supply?
@tsath, xenon is about 12 times less abundant in air than krypton, and about 100,000 times less abun ...
18-4-2017 at 06:45
by: phlogiston
sources of l-cysteine
Fortunately, the conditions for isolating cysteine from hair are such that it is quite unlikely that ...
14-4-2017 at 15:09
by: phlogiston
sources of l-cysteine
From Wilson RH et al, J Biol Chem (1927) 543-553, The Cysteine Content of Hair and Other Epidermal T ...
14-4-2017 at 01:43
by: phlogiston
Cheapest power supply for an electrochemical cell, no resistors neccessary
It is generally not a good idea to set up multiple chargers in parallel. Better use a single one tha ...
7-4-2017 at 12:39
by: phlogiston
Powdering aluminum - any "tricks" like quenching in liquid N2 or flash freezing?
An alloy with magnesium known as "magnalium"" would probably be preferable since the properties of m ...
7-4-2017 at 00:23
by: phlogiston
substituted phenethylamines, numbered clockwise or counterclockwise?
Also, note that although benzene is often drawn with alternating double and single bonds, all six bo ...
1-4-2017 at 07:27
by: phlogiston
Solubility musings
Also striking are the perchlorates of the alkali metals.
At 20 deg in water:

HClO4 - infinity mi ...
30-3-2017 at 06:06
by: phlogiston
Targeted Apoptosis of Senescent Cells
Tsjerk, note that the peptide/small protein is composed of D-amino acids.
As I am sure you know, E ...
26-3-2017 at 14:49
by: phlogiston
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