How to get explosives in Watch Dogs 2

You don’t make explosive in Watch Dogs 2, there is no need to find a shop to buy explosive or to find a machine to create them.

Like the Jumper and Quadrocopter, they are automatically regenerated after a while.

To select them, you have to use a key, just after those to change weapons.

I.e. :

For Electromagnetic explosive : ,
For regular explosive : (