Episode Details
Back to Episodes
Why Salt Slips Through the Filter (Chemistry Level 8)
Season 1
Episode 9
Published 3 days, 3 hours ago
Description
We're going to chase that question. First we'll see what a filter can actually catch, then why salt slips straight through it, and what you have to do instead.
The sieve couldn't tell salt from water, but boiling can. With that, the listener can rescue either half of salt water: evaporate to keep the salt, distil to keep the water. They can also explain why a filter alone never could.
Source: Episode 9 - Chemistry Level 8, Chapter 3: Separation techniques (3/4). Filtration, evaporation and…
Sections: 3.5, 3.6
Style: Exam prep
Length: 1242 words, 7 min target
Generated: 2026-10-25