Date palm leaves can help purify waste water from hospitals of chemicals and dyes before it is discharged into the municipal sewers, scientists claim. Researcher Al Said Al Shafey, from Sultan ...

Growing to a towering 30m (approx 98ft) tall, the date palm’s stem is formed of old leaf bases, topped with a crown of long, pointed 5m (approx 16ft) long leaves and spikes of flowers.