Threadlockers (Loctite etc.) explained

What are threadlockers? What kinds exist? How are they used?
Do you need it for your bicycle?

CONTENTS:
00:00 Introduction
01:20 What is a threadlocker?
02:04 How do they work?
03:42 What kinds exist?
07:54 Must you use it?
09:15 Alternatives
11:35 How is it applied?
15:24 My experiment
22:02 Conclusion

Useful LINKS:

This educational video nicely explains why I was wrong and why split-washers are not effective in locking the nuts (the split washer is discussed from 39:00 for about a minute - the link should open at that time in the video):
https://youtu.be/vkbBpAOM4kM?t=2336

This is my video explaining the mechanics of bolted connections in general:
https://www.youtube.com/watch?v=xcUTFcjuzOk

Recommended bicycle parts tightening torques:
https://bike.bikegremlin.com/14694/bicycle-tightening-torques/

Mounting and anti-seize pastes explained:
https://bike.bikegremlin.com/7172/anti-seize/

Bolted connections and tightening torque basics explained:
https://www.youtube.com/watch?v=xcUTFcjuzOk

How to use threadlocker with blind holes (short video):
https://www.youtube.com/watch?v=_TQ4r3ZL25Q

A list of BikeGremlin websites and channels:
https://www.bikegremlin.com/

List of all the BikeGremlin videos, sorted by categories:
https://www.bikegremlin.com/youtube/

id: 1149

Support my work by becoming a BikeGremlin YouTube channel member (for $ 5 per month):
https://www.youtube.com/c/BikeGremlinTube/join

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