A wrench (or spanner outside of North America) is a tool used to provide grip and mechanical advantage in applying torque to turn objectsâusually rotary fasteners, such as nuts and boltsâor keep them from turning. In Commonwealth English (excluding Canada), spanner is the standard term.
Spice is a mix of herbs (shredded plant material) and manmade chemicals with mind-altering effects. It is often called âsynthetic marijuanaâ or fake weed because some of the chemicals in it are similar to ones in marijuana; but its effects are sometimes very different from marijuana, and frequently much stronger.
Herbs refer to the leafy green parts of a plant (either fresh or dried), while a  spice  is a product from another part of the plant (usually dried), including seeds, berries, bark, roots and fruits. In American botanical English the word herb is also used as a synonym of  herbaceous plant .Herbs have a variety of uses including culinary, medicinal, and in some cases spiritual usage. General usage of the term herb differs between culinary herbs and medicinal herbs.n medicinal or spiritual use any of the parts of the plant might be considered herbs, including leaves, roots, flowers, seeds, resin, root bark, inner bark (and cambium), berries and sometimes the pericarp or other portions of the plant.