For someone who is nearly blind and is afraid of scalding themselves when boiling an egg, is there any kind of equipment such as an egg ring or something into which the egg can be placed securely with a handle outside pan and if so, where can one be bought?
The people who work behind me in my office are the sight loss team and they go out and tell people about these sorts of things, things to tell you when you're over filling a cup or a bath etc. They do other stuff too.
Try googling for the phone number of your council. If you can get the council to pay for something it cant be bad.