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A DIY composting toilet costs under $80 and works, if you separate the liquid and get the cover material right. Build it, run it, compost it safely.
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Sizing solar panels comes down to peak sun hours and derate, not sticker watts. Here is the arithmetic, winter numbers by region, and a worked example.
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How long a generator runs on a tank depends on load, not the spec sheet. Real burn rates, the arithmetic, and how much fuel a three-day outage takes.
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A passive solar greenhouse will not grow tomatoes in January, and here is the physics of why. What it does extend, what mass to add, and what it costs.
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White rice keeps for decades sealed and cold, brown rice does not keep at all. The packaging stack, the temperature math and the weevils already in the bag.
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A Faraday cage for a generator won’t save the engine, and the engine doesn’t need saving. Here’s what actually fails in an EMP and what is worth boxing.
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A dual fuel generator runs on both, but not equally. The real power derate on propane, cold-weather limits, and when the second fuel earns its money.
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Generator maintenance is mostly fuel discipline. The intervals that matter, the carburetor habit that saves a no-start, and what to do before storage.
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How to store gasoline long term for a generator: real shelf life with and without stabilizer, phase separation, container rules and how much you can keep.
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Composting toilet installation in a real house: where the vent goes, what the fan draws, where the liquid ends up, and what your inspector will ask.
