Even the fast-growing environmental fragrance market is beginning to show signs of burnout.According to Kline & Company, Inc., a Little Falls, NJ-based consulting firm, for the first time in nearly five years, increases in candle sales dropped significantly, down to low single digits after several years of double-digit growth. Total home fragrance sales increased to $2.2 billion at the manufacturers’ sales level in 2000, up by 6.3% from $2.1 billion from 1999. Most noticable, candle s...