Ultrasonic cleaners are crap? Can somebody explain to me why every single consumer grade ultrasonic cleaner is absolutely worthless?

I have the Sonicskim. It has a cleaning, positive ion, negative ion, and lifting mode. The cleaning mode uses lots of little vibrations kind of like the ultrasonic skin brushes. The positive ions …

I'm looking into a record cleaner to help clean my records and was leaning towards an ultrasonic record cleaner. I'm seeing Vevor units direct or from Amazon for about half the sale price of a …

When Samsung first implemented ultrasonic fingerprint sensors starting with the S10 series, screen protectors had to have a little cutout where the sensor was because it didn't read very …

Ultrasonic does nothing. Infrasonic works, but only between frequencies of 0.1 and 1 Hz. And you need really big speakers, because it's an earthquake. Earthquakes work. Piezo buzzers are …

Ultrasonic cleaners have been known to loosen prongs, and have diamonds come out (especially pavé) I personally don’t like using them ever, even when I drop mine off at the jewellers I ask …

The ultrasonic device you are espousing can be more amenable toward central stenosis as it is easier on surrounding tissue from the vid I just watched and could have less problem with …

Questions, Reviews, Scientific literature, Memes. Anything related to humidifiers.

Sep 24, 2022 · With the ultrasonic cleaner, all I need is 2mins, doesn't matter if I didn't get my night time routine sequence right (esp. when plans change). Lifechanging for all Invisalign …

Handy for rare use but don’t do it frequently. If there is damage to lens coating or frame paint the ultrasonic cleaning can peel off the coatings, doing more damage; or loosen decorative pieces …