NINE DRINKS
the same coffee, different proportions
$2.50
HOW MUCH COFFEE TO WATER
six methods · weight, grind, time
$2.50
THE ISO 3591 GLASS
the only wine glass with dimensions instead of adjectives
$2.50
WINE TEMPERATURE
neither from the fridge nor from the room — not one of them
$2.50
THE STEREO FIELD
what stays centred · what is spread · why the low end is not panned
$2.50
PHONETIC ALPHABET
the ICAO standard · for radio and telephone
$2.50