TASK DEFINITION: Translate the given Spanish text to English
PROBLEM: Polymer foams incorporating fibrous ingredients are disclosed.

SOLUTION: Se describen espumas poliméricas que incorporan ingredientes fibrosos.

PROBLEM: A control system is provided for monitoring and changing the pressure.

SOLUTION: SE SUMINISTRA UN SISTEMA DE CONTROL PARA MONITORIZAR Y CAMBIAR LA PRESION.

PROBLEM: A drop down ladder rack is disclosed.

SOLUTION:
Se describe un porta escalera descendente.