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0:41
NTU scientists transform hard pollen grains into soft microgel particles
2:41
Differences between allergies, colds and sinus infections
1:23
NTU Singapore scientists turn ultra-tough pollen into flexible material
1:39
Why pollen causes allergy problems
1:47
Pollen is back, but why does it seem so bad this year?
1:34
Pollen makes for rough allergy season
1:29
How to prevent pollen problems
1:45
Beards are helping to build tolerance to allergies
