*Busy with Daydreams about Tank Trucks*
Until the end of last year, almost every day
I was driving on the highway
to support my eldest son's commute to school.
That highway was not so much in the city center,
but a three-lane road running along the coast.
It was the Wangan Route that runs through the Hanshin Industrial Zone.
Along the Wangan Route, there are not only ports,
but also many factories and logistics warehouses.
Which means, there are quite a lot of trucks.
Among them, there are some trucks
that really get me excited!

Tank trucks carrying liquefied gas
✔ Liquid Nitrogen
✔ Liquid Argon
✔ Liquid Oxygen
I think these are the three types
I encountered most often.
They take substances that exist as gases at room temperature,
turn them into liquids at ultra-low temperatures and high pressure,
and transport them in tank trucks.
Isn't that amazing!?
[Liquid Nitrogen]
Nitrogen makes up about 78% of the air and is tasteless and odorless.
It is chemically inert at room temperature. Its boiling point is an ultra-low temperature of about -196°C.
It's that magical liquid
where, at a summer kids' show held at a science museum,
if you dip a rose into it,
it freezes crisp in an instant.
Liquid nitrogen
doesn't just freeze roses and bananas.
(Obviously 🍌)
Since nitrogen is chemically inert at room temperature,
it is used to prevent oxidation
during precision processing such as semiconductor manufacturing.
Also, in the food industry,
nitrogen gas is often filled into containers and packaging
to prevent food oxidation.

[Liquid Argon]
A very rare and expensive gas.
It does not cause any chemical reactions even under high temperature and high pressure,
making it even more inert than nitrogen.
I've never really thought about argon before.
But, as a familiar example,
I hear it's sealed inside light bulbs.
Because it doesn't cause chemical reactions,
it is apparently used for even more precise processing
than liquid nitrogen.
[Liquid Oxygen]
Boiling point -183°C, exhibits a pale blue color.
Besides its use in medical settings, it is used for oxygen supply in steel mills, etc.
It is oxygen, as you know.
It is not hard to imagine its use in medicine.
But think about it.
Oxygen has combustion-supporting properties.
If, by any chance, oxygen were to leak due to an accident,
it would be a terrifying situation, wouldn't it?
This is where the delusions begin.
...After thinking about things like that,
if by any chance liquid XX were to leak
from this tanker truck,
how could I survive!?
I end up having these delusions.
◎◎◎◎◎◎◎◎◎◎◎◎
👇Delusions below👇
As mentioned above, liquid argon is too inert.
Therefore, if I could somehow manage the cold,
couldn't I somehow survive?
No, argon is heavier than air.
Its volume would explode once it reaches room temperature,
so I wouldn't be able to breathe
unless I get to as high a place as possible.
Liquid nitrogen, like argon, has the cold as its bottleneck.
However, since liquid nitrogen is lighter than air,
it would likely disperse at a relatively early stage.
I'll hope for good ventilation.
Liquid oxygen, this is dangerous.
Even a small amount of fire would cause it to burn incredibly intensely.
It would turn into carbon dioxide in the blink of an eye.
Since it is heavier than air,
it's better to go to a high place,
but if it were to burn below, that would be terrible💦
👆End of delusions above👆
◎◎◎◎◎◎◎◎◎◎◎◎
...You know,
I think about things like this
while driving.
I find myself creepy too (lol)
But you know, even before that,
if liquid were to leak from a high-pressure tank like a liquid XX tank,
the tank would explode, right~🔥
I'd be blown away by the blast, right~!!
...I eventually arrive at that conclusion,
and I make an effort
to keep as much distance as possible from the car in front💦
(Though I'd probably be blown away even at that distance)
Oh, and also,
I don't like tanks containing things like "concentrated sulfuric acid".
It's scary, I don't even have time to have delusions.
**************
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Kaora X x.com/kaora2314?t=W6P6zq7m-Zm36M4KmFhOIQ&s=09
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