Why Does It Rain Liquid Plastic on Karna?

It rains liquid plastic on Karna because the rain is not water. In the lore of Dixotomia it is melted decarbox, the base compound of the ore dinerite, and it melts at 39 degrees Celsius. What falls on the planet is a hot shower of fine oily droplets that soaks straight through a uniform.

"It rains liquid plastic here" is the tagline of Dixotomia, the single-player VR sci-fi horror shooter from Deep Matrix. It sounds like a slogan, but it works as a fairly accurate weather report.

The short version:

• The rain is melted decarbox, not water.
• Decarbox is the base compound of the ore dinerite, and it melts at 39°C.
• It falls as a hot shower of fine oily droplets.
• Filter masks are required outdoors.
• The same compound makes terraforming possible, which is why Tibet Innovations is so rich.

What is the rain on Karna actually made of?

Karna is a planet in the Beta Virgo system, owned end to end by the corporation Tibet Innovations. The company mines an ore called dinerite, and the base compound of that ore is decarbox, an amorphous dark brown substance. Tibet Innovations holds the trade name and all rights to it.

Decarbox melts at 39°C, and Karna is hot. The planet is effectively sweating its own industrial mineral, and that is the rain the tagline describes: melted decarbox falling as fine, oily droplets.

What are dinerite and decarbox?

Dinerite is the ore. Decarbox is the compound that makes the ore valuable. The essentials:

• Dinerite. The ore Karna is mined for. Its concentration is roughly 4 percent at the surface and rises with depth.
• Decarbox. The ore's base compound and a Tibet Innovations trade name. It is dark brown, amorphous and melts at 39°C.
• The rain. Melted decarbox, falling hot and oily.

How did the mineral get its name?

Three dates from the lore explain it:

1. 2539. Decarbox is first isolated from dinerite ore.
2. 2541. The Dineri-Sugeno carbon cycle is published.
3. 2564. Alessandro Dineri dies, and the mineral is named after him.

The Dixotomia timeline puts these next to the later events of 2583, when the story starts.

What is it like to be outdoors on Karna?

Karna is hot, dusty and dirty, and the weather is a constant presence in the setting. The main features:

• Mud storms. They roll through all the time rather than arriving as occasional events.
• Hot, oily rain. A downpour of fine droplets that soaks through clothing, even a uniform.
• Filter masks. They are required outdoors, because of that rain.
• Heat and dirt. The planet is hot, dusty and dirty before anything else goes wrong.

The weather also shows who can afford to avoid it. The chair of the board of Tibet Innovations built a kilometre-high tower so that her rooms sit above the mud storms. Down at ground level, the storms and the rain are part of daily life.

It helps to compare Karna's rain with the kind you know:

	Ordinary rain	Rain on Karna
Made of	Water	Melted decarbox
Feel	Cool or mild, depending on the day	Hot and oily
Droplets	Clear	Fine and oily
Effect on clothing	Wets it	Soaks straight through a uniform
Protection outdoors	A hood or an umbrella	Filter masks

For the planet as a whole, read Karna explained: the company planet.

Why does one mineral drive terraforming and Tibet's wealth?

Decarbox binds carbon out of carbon dioxide and methane at low temperature. That single property is what makes terraforming possible. A company that holds the rights to decarbox holds the key to terraforming.

The family side of the story follows the same pattern. Karna was a loss-making colony on the edge that nobody in the Eidenhart family wanted, and it passed down the family tree like any other inheritance. Viviana Eidenhart, who is known as the Oxygen Queen of the Federation, inherited it at 24, read the dinerite reports her predecessor never opened, and within ten years the processing of the ore had grown thousands of times over. In the story's present, Tibet Innovations runs the mine, the refinery, the research lab and a private army it calls a security service.

Piece	Role in the lore	Key fact
Dinerite	The ore Karna is mined for	Concentration rises with depth
Decarbox	The ore's base compound	Melts at 39°C
Carbon binding	Makes terraforming possible	Works at low temperature
The rain	Melted decarbox from the sky	Hot, oily, soaks through a uniform

Why does the tagline fit the game so well?

The rain is the first hint that nothing on Karna is quite what it looks like. Even the weather is made of the thing the planet is mined for. The lore keeps returning to heat, to masks and to rain that is not water, and the tagline puts that whole mood into five words.

It also sets expectations. Dixotomia is sci-fi horror with a corporate dystopia underneath, closer to a company town gone wrong than a haunted house. A planet that rains its own industrial mineral on the people working it says that before a single enemy appears.

Where does the rain fit into the story?

The weather is part of the setting, not a plot point, so this section stays close to the premise. The mine that makes Tibet rich is also where the trouble starts: 28 of the 42 miners in Deep Shaft 17 come up with a 40°C fever and no diagnosis. The post on Deep Shaft 17 and the fever behind the story covers that setup without spoilers.

On Karna, the thing that makes the money is also the thing that falls from the sky. If you want to see that world for yourself, Dixotomia is on Steam, and a free demo lets you try it before you buy, as the free demo guide explains. If the game is new to you, start with what Dixotomia is.