You might need to change the soil or relocate your plant. Do research and see what kind of climate your plant needs to survive. It may need to be in a place that gets more sunlight. You may be watering your plant too often or not often enough. You may also want to add some fertilizer to the soil.
Try olive oil. but wipe the dust off the leaves first .
Yellow leaves are usually a sign of overwatering.
You can choose to just use a cloth which had been made damp with water. You just lightly wipe the leaves of the plant. Or you can even use spray and wipe to clean the leaves.
Desert
If you're speaking in terms of an indoor plant that has scorched leaves, make certain t is not in the direct sunlight. Many plants can get "sunburn". Most plants prefer indirect lighting and very few can tolerate many hours in direct sunlight.
Cactus spines prevent moisture loss from plants. Spines also defend the plants from grazing animals. The spines are just modified leaves.
The two structures in plant leaves that prevent the loss of water are stomata (located in the bottom part of the leaf) and the epidermis (covers the top and bottom of the leaf).
Jade plants are indoor plants or houseplants. They can grow to the height of 5 feet and are shrub-like plants.
cactus. cactie leaves are the thorns and the fleshy green part is the stem
Leaves that have a small surface area lose less water.
While some people might still prefer original plants but the aesthetics of fine crafted of these indoor plants cannot be ignored among all the home decoration ideas. It usually depends on personal preference. Original plants needs to be managed and cultivated properly. If you have some passion of a gardener then you might prefer to have original indoor plants. However most contemporary indoor plants are artificial.
Mushrooms.