different between mdf vs osb

mdf

mdf From the web:

• what mdf stands for
• what mdf means
• what mdf board
• what mdf material
• what mdf to use for wall panelling
• what mdf to use for panelling
• what mdf is best for panelling
• what's mdf made of

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osb

osb From the web:

• what osb is used for roofing
• what osb for roof
• what osb stands for
• what osb for floor
• what osb means
• what osb for walls
• what osb to use on walls
• what is the