Mass Production and Processing

Introduction

Component	Quantity	Source	Cost breakdown (£)	Cost (£)
Water	4l	London South West Water	4 liters of £5.5195 per m3	0.02
400 g granulated sugar	400g	Tesco's	79p per 1 kg	0.32
Clipper green tea tea bags	4	Clipper tea	300 teabags for £9.99	0.13
Aspall organic cider vinegar	2	Aspall Suffolk	400 ml of a £2.25 500 ml bottle	1.80
Total				2.27
Product
Component	Quantity	Source	Price breakdown (£)	Price per g (£)
Bacterial cellulose yield	60 cm by 40 cm = 0.24 m2	production from single tray	110 g/m2 x 0.24 m2 = 26.4g	0.09

Table 1: Cost analysis for production of bacterial cellulose