you also need,,,,,
Safety equipment and other stuff .
Good ventilation is very important . exhaust fans,
Respirator, gloves,
Microwave , cups, stirs, temp gauge, measure spoons,
If you plan to sell ---- you will need multiple molds -- this saves time.. a lot of time ,, and molds get hot so you can use others while some cool off . Time is money ,
There is more stuff needed also , but that's a good list