...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 6490569 | System for combining life cycle assessment with activity based costing using a relational database software application A method for analysis of environmental load burdens and associated costs for products, processes and services, which takes into account both life cycle assessment and activity based costing. The steps entailed in the method include representing the at lea... | 12/03/2002 |