Practical or practicable

Let’s try to understand the difference between these two words.
practical (adjective): useful and suitable for a particular purpose

• I love your kitchen. It’s really practical. Everything is in the right place, and at the right height.

practicable (adjective):  able to be done; can be put into practice

• Your idea about making a new car park is not practicable. There is not enough space.

Note that there are a few other meanings for “practical”.