The fire officials had all the students shower and their clothes went through a "decontamination process".
Remain inside the landing craft until decontamination process is finished.
The final decontamination process was completed in June 1971.
Frederick Jones, a department spokesman, said no decision had yet been made about what decontamination process to use.
"Fungi are very hard to get rid of," she said of the decontamination process.
A security card would be melted or ruined by chemicals during the decontamination process.
During the decontamination process, radioactive materials were carried away by wind and rain to the yards of nearby residents.
His project consists in developing a decontamination process for soil using bioremediation.
The state has already signed 12 contracts worth a maximum of $40,000 each with companies that will be involved in the decontamination process.
There have been questions raised about the effectiveness of the decontamination process, especially regarding the removal of caesium-137.