More footage from Profesor Martyn Poliakoff on the drug Sildenafil citrate (Viagra) and why it is a triumph for green chemistry. Main video at

Viagra (extra footage) [iJvr3z6ZWqH]

Viagra (extra footage) [iJvr3z6ZWqH]

| 1h 28m 28s | Video has closed captioning.

More footage from Profesor Martyn Poliakoff on the drug Sildenafil citrate (Viagra) and why it is a triumph for green chemistry. Main video at #penis enlarge pills free #penis enlargment massage

Aired: January 06, 2025

Rating: TV-14

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