Every time you harvest honey, you will also be provided with a supply of beeswax, useful for so many things, including candles, bee lure, tree grafting aid. If you want to clean and melt it, why not use the sun to do your work for you.
If you are building your bathroom from scratch, you can easily install a solar air vent from the toilet to the outside. The sun will do the work of an extractor fan.
Hot water is the epitome of luxury. There's nothing quite so soothing after a hard day's work as a hot shower. And just because you live off-grid, there is no reason to be without.
Photovoltaic energy is electricity that is produced by cells than convert the energy in sunlight into electricity. These are the solar panels we all know about and see in many forms.