Crossword No. 12

Across:

1.   Another word for all that you hear. (6)
16. A label that comes along with every product you buy (3)
19. Not many in number (3)
25. Nature's sweets (6)
31. A short name for Germany (3)

Down:

1.  A way to smell an odour. (5)
4.  A common word for fishing material and cyberspace. (3)
6.  Wise people of ancient times. (5)
20. A unit of energy. (3)
21. Another way to spell wood. (3)
28. A spectrum of light that cats can see but humans cannot. (2)