Master slide
Date/Time
Footer
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13
Graphic


Slide
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Ways to declare language
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
Content-Language meta declaration
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
Not mentioned in HTML specification

Can indicate more than one language

metadata ✓
text-processing ✗

Although informal guidance on the Web commonly 
points to this, and some authoring tools use it, 
user 
agents and applications don't actually recognize it
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<meta http-equiv="Content-Language" content="en,fr,sp" />