You Do Need power plug adapter while traveling from Puerto Rico to Burkina Faso.

Here is Why You Need An Adapter

The outlet and plug type used in Burkina Faso are C and E and in Puerto Rico are A and B. This is how they look like.

Puerto Rico

In Puerto Rico, outlets of type A and B are in use.

Type A

Type B

Burkina Faso

In Burkina Faso, outlets of type C and E are in use.

Type C

Type E