Add punctuation: Aeroplanes and other powered aircraft of an of an unladen weight 15000 kg civil excl helicopters and dirigibles
A: Aeroplanes and other powered aircraft of an of an unladen weight > 15.000 kg, civil (excl. helicopters and dirigibles)

Add punctuation: Method for assessing quality new waste indicators
A: Method for assessing quality new waste indicators

Add punctuation: Whether when in flower or as spherical fruits black elder umbels are best harvested with a pair of scissors by cutting them off right at the bottom of the stalk Before using them in the kitchen remove the brown flowers and shake off any insects
A:
Whether when in flower or as spherical fruits, black elder umbels are best harvested with a pair of scissors by cutting them off right at the bottom of the stalk. Before using them in the kitchen, remove the brown flowers and shake off any insects.