TIME CAPSULE EXPO'70 Panasonic
THE CONTENTS:TESTING AND PREPARATION
Using techniques derived from the manufacture
of ICs, micro-etching on silicon plates.
Dye-transfer printing for colour reproduction
of original paintings.
Electomicroscopic examination to determine
long-term changes in the composition of metals
and paper.
Aging test on various papers and pigments,
using heat treatment.
sealing of plutonium for the timekeeper
at the Japan Nuclear Power Reasearch Institute.
Spectral analysis at The Insutitute for Iron,
Steel and Other Metals, Thoku University.
Scientific specimens,in quartz glass tubes,
are sealed prior to storage.
Cereal, vegetable and other seeds, sterilized
and packed acoording
to individual requirements.

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