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Why can’t/don’t we use salt water in our toilets?

Dr. Aris Thorne
Dr. Aris Thorne
Senior Science Editor · Mar 1, 2026 · Updated Apr 13, 2026

This would require running two separate water lines into your house, one containing salt water specifically for your toilets, and keeping that water separate from the rest. It would also require towns / cities / whatever to have two water reservoirs – one for salt water (for toilets exclusively) …

71
Words

1 min
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#188
of 500 in Everyday Life

+9%
vs Category Avg

The Short Answer

This would require running two separate water lines into your house, one containing salt water specifically for your toilets, and keeping that water separate from the rest. It would also require towns / cities / whatever to have two water reservoirs – one for salt water (for toilets exclusively) and one with fresh water for everything else. This is, obviously, impractical to solve a problem that isn't really a problem in 99% of locations.

Analysis

Key Concepts: Water, require, separate

This explanation focuses on water, require, separate and spans 71 words across 3 sentences. The depth is typical for Everyday Life questions (category average: 65 words), striking a balance between accessibility and completeness.

What This Answer Covers

The explanation opens with: “This would require running two separate water lines into your house, one containing salt water specifically for your toi” It then elaboratesultimately building toward a complete picture across 3 connected points.

How This Compares in Everyday Life

Ranked #188 of 500 Everyday Life questions by answer depth (top 38%). This falls in the detailed tier — above average depth. The explanation goes beyond surface-level but keeps things accessible.

Frequently Asked Questions

Is there a simple explanation for why why can't/don't we use salt water in our toilets?

This would require running two separate water lines into your house, one containing salt water specifically for your toilets, and keeping that water separate from the rest. It would also require towns / cities / whatever to have two water reservoirs…

How detailed is this explanation compared to similar Everyday Life questions?

This is an above-average answer at 71 words, ranked #188 of 500 Everyday Life questions by depth. The key concepts covered are water, require, separate.

What approach does this answer take to explain why can't/don't we use salt water in our toilets?

The explanation uses direct explanation across 71 words. It is categorized under Everyday Life and addresses the question through 1 analytical lens.