Disappearing an object by burning in JS?

Question

JavaScript

It is necessary to implement a similar "combustion" for site objects (text, rectangular block).
https://www.youtube.com/watch?v=U8ApCxT98Zs
The effect itself was made in Adobe AE using the Trapcode Particular plugin.

Answer 1

What for do you need it? There is no interactivity, you can upload the video calmly.
So it can really be done through shaders in webGL.
You can search for suitable ones: https://www.shadertoy.com
From something more or less adequate, I remember only this thing:
codepen.io/bennettfeely/pen/lgybC?editors=0100
Although this is not quite right