Generally speaking, spatial data represents the location, size and shape of an object on planet Earth such as a building, lake, mountain or township. Spatial data may also include attributes that provide more information about the entity that is being represented.
Golden caster sugar is a fine granulated sugar that is made from unrefined sugar cane or beets. It is popular in the UK for its colour, which is a pale golden brown, and it has a slightly buttery flavour. It is unfortunately fairly unique to the UK. The important point to make is that it is a dry, free-flowing sugar.
Golden rice is a form of rice with biosynthesis of beta-carotene (a form of vitamin A). In other words, golden rice is produced through genetic engineering.