FOR MANY YEARS NURSERY AND INFANT SCHOOLCHILDREN HAVE BEEN ABLE TO EXPRESS THEIR CREATIVITY USING, AMONG OTHER THINGS, CARDBOARD TUBES FROMTOILET PAPER ROLLS - NOW MANY SCHOOLS WILL NOT ACCEPT THESE ROLLS FORHEALTH AND SAFETY REASONS, PRESUMABLY A FEAR OF INFECTION - IS THIS ASENSIBLE PRECAUTION OR UNDUE FUSSINESS