nivel de tejamani (?) (Pronounced 'neeVELL they taykhahmahNEE')
You say "ozone layer" in Spanish as "capa de ozono."
Usually 4/12, it will say on the bundle of shingles. At that pitch you would probably want a layer of bituminus underlayment under the shingles, at least anywhere where it is cold in winter.
To say 'I have a microwave' in Spanish, you would say 'Tengo una microonda.'
To say 'I have a notebook' in Spanish, you would say 'Tengo un cuaderno.'
To say 'furniture shop' in Spanish, you would say 'muebleria.'
To say 'rich' in Spanish, you would say 'rico.'
To say 'condensation' in Spanish, you would say 'condensación.'
To say 'evaporation' in Spanish, you would say 'evaporación.'
To say 'decompostion' in Spanish, you would say 'descomposición.'
To say 'knives' in Spanish, you would say 'cuchillos.'
You would say "español". It is not normally capitalized.
To say "to skate" in Spanish, you would say "patinar".